diff --git a/api/prisma/schema.prisma b/api/prisma/schema.prisma
index a722689..e0a1454 100644
--- a/api/prisma/schema.prisma
+++ b/api/prisma/schema.prisma
@@ -24,7 +24,9 @@ model Game {
   platform     String?
   status       GameStatus
   dateAdded    DateTime  @default(now())
+  dateStarted  DateTime?
   dateCompleted DateTime?
+  dateFinished DateTime?
   rating       Int?      @db.Int @default(0)
   notes        String?
   coverImage   String?
@@ -48,6 +50,7 @@ model Book {
   isbn         String?
   status       BookStatus
   dateAdded    DateTime  @default(now())
+  dateStarted  DateTime?
   dateFinished DateTime?
   rating       Int?      @db.Int @default(0)
   notes        String?
@@ -72,7 +75,9 @@ model Music {
   type         MusicType
   status       MusicStatus
   dateAdded    DateTime  @default(now())
+  dateStarted  DateTime?
   dateCompleted DateTime?
+  dateFinished DateTime?
   rating       Int?      @db.Int @default(0)
   notes        String?
   coverArt     String?
@@ -115,7 +120,9 @@ model Show {
   type         ShowType
   status       ShowStatus
   dateAdded    DateTime   @default(now())
+  dateStarted  DateTime?
   dateCompleted DateTime?
+  dateFinished DateTime?
   rating       Int?       @db.Int @default(0)
   notes        String?
   coverImage   String?
@@ -145,7 +152,9 @@ model Manga {
   author       String
   status       MangaStatus
   dateAdded    DateTime    @default(now())
+  dateStarted  DateTime?
   dateCompleted DateTime?
+  dateFinished DateTime?
   rating       Int?        @db.Int @default(0)
   notes        String?
   coverImage   String?
diff --git a/api/src/app/services/book.service.ts b/api/src/app/services/book.service.ts
index de13a29..afb97bc 100644
--- a/api/src/app/services/book.service.ts
+++ b/api/src/app/services/book.service.ts
@@ -24,6 +24,7 @@ export class BookService {
       ...book,
       status: book.status as unknown as BookStatus,
       dateAdded: book.dateAdded,
+      dateStarted: book.dateStarted || undefined,
       dateFinished: book.dateFinished || undefined,
       tags: book.tags ?? [],
       links: book.links ?? [],
@@ -46,6 +47,7 @@ export class BookService {
       ...book,
       status: book.status as unknown as BookStatus,
       dateAdded: book.dateAdded,
+      dateStarted: book.dateStarted || undefined,
       dateFinished: book.dateFinished || undefined,
       tags: book.tags ?? [],
       links: book.links ?? [],
@@ -69,6 +71,7 @@ export class BookService {
       ...book,
       status: book.status as unknown as BookStatus,
       dateAdded: book.dateAdded,
+      dateStarted: book.dateStarted || undefined,
       dateFinished: book.dateFinished || undefined,
       tags: book.tags ?? [],
       links: book.links ?? [],
@@ -95,6 +98,7 @@ export class BookService {
       ...book,
       status: book.status as unknown as BookStatus,
       dateAdded: book.dateAdded,
+      dateStarted: book.dateStarted || undefined,
       dateFinished: book.dateFinished || undefined,
       tags: book.tags ?? [],
       links: book.links ?? [],
diff --git a/api/src/app/services/game.service.ts b/api/src/app/services/game.service.ts
index d763807..d748c22 100644
--- a/api/src/app/services/game.service.ts
+++ b/api/src/app/services/game.service.ts
@@ -24,7 +24,9 @@ export class GameService {
       ...game,
       status: game.status as unknown as GameStatus,
       dateAdded: game.dateAdded,
+      dateStarted: game.dateStarted || undefined,
       dateCompleted: game.dateCompleted || undefined,
+      dateFinished: game.dateFinished || undefined,
       tags: game.tags ?? [],
       links: game.links ?? [],
       createdAt: game.createdAt,
@@ -46,7 +48,9 @@ export class GameService {
       ...game,
       status: game.status as unknown as GameStatus,
       dateAdded: game.dateAdded,
+      dateStarted: game.dateStarted || undefined,
       dateCompleted: game.dateCompleted || undefined,
+      dateFinished: game.dateFinished || undefined,
       tags: game.tags ?? [],
       links: game.links ?? [],
       createdAt: game.createdAt,
@@ -69,7 +73,9 @@ export class GameService {
       ...game,
       status: game.status as unknown as GameStatus,
       dateAdded: game.dateAdded,
+      dateStarted: game.dateStarted || undefined,
       dateCompleted: game.dateCompleted || undefined,
+      dateFinished: game.dateFinished || undefined,
       tags: game.tags ?? [],
       links: game.links ?? [],
       createdAt: game.createdAt,
@@ -95,7 +101,9 @@ export class GameService {
       ...game,
       status: game.status as unknown as GameStatus,
       dateAdded: game.dateAdded,
+      dateStarted: game.dateStarted || undefined,
       dateCompleted: game.dateCompleted || undefined,
+      dateFinished: game.dateFinished || undefined,
       tags: game.tags ?? [],
       links: game.links ?? [],
       createdAt: game.createdAt,
diff --git a/api/src/app/services/manga.service.ts b/api/src/app/services/manga.service.ts
index bc7dbfd..f63dcd0 100644
--- a/api/src/app/services/manga.service.ts
+++ b/api/src/app/services/manga.service.ts
@@ -21,7 +21,9 @@ export class MangaService {
       ...m,
       status: m.status as unknown as MangaStatus,
       dateAdded: m.dateAdded,
+      dateStarted: m.dateStarted || undefined,
       dateCompleted: m.dateCompleted || undefined,
+      dateFinished: m.dateFinished || undefined,
       tags: m.tags ?? [],
       links: m.links ?? [],
       createdAt: m.createdAt,
@@ -40,7 +42,9 @@ export class MangaService {
       ...manga,
       status: manga.status as unknown as MangaStatus,
       dateAdded: manga.dateAdded,
+      dateStarted: manga.dateStarted || undefined,
       dateCompleted: manga.dateCompleted || undefined,
+      dateFinished: manga.dateFinished || undefined,
       tags: manga.tags ?? [],
       links: manga.links ?? [],
       createdAt: manga.createdAt,
@@ -60,7 +64,9 @@ export class MangaService {
       ...manga,
       status: manga.status as unknown as MangaStatus,
       dateAdded: manga.dateAdded,
+      dateStarted: manga.dateStarted || undefined,
       dateCompleted: manga.dateCompleted || undefined,
+      dateFinished: manga.dateFinished || undefined,
       tags: manga.tags ?? [],
       links: manga.links ?? [],
       createdAt: manga.createdAt,
@@ -83,7 +89,9 @@ export class MangaService {
       ...manga,
       status: manga.status as unknown as MangaStatus,
       dateAdded: manga.dateAdded,
+      dateStarted: manga.dateStarted || undefined,
       dateCompleted: manga.dateCompleted || undefined,
+      dateFinished: manga.dateFinished || undefined,
       tags: manga.tags ?? [],
       links: manga.links ?? [],
       createdAt: manga.createdAt,
diff --git a/api/src/app/services/music.service.ts b/api/src/app/services/music.service.ts
index b7c8e03..405d8f0 100644
--- a/api/src/app/services/music.service.ts
+++ b/api/src/app/services/music.service.ts
@@ -25,7 +25,9 @@ export class MusicService {
       type: music.type as unknown as MusicType,
       status: music.status as unknown as MusicStatus,
       dateAdded: music.dateAdded,
+      dateStarted: music.dateStarted || undefined,
       dateCompleted: music.dateCompleted || undefined,
+      dateFinished: music.dateFinished || undefined,
       tags: music.tags ?? [],
       links: music.links ?? [],
       createdAt: music.createdAt,
@@ -48,7 +50,9 @@ export class MusicService {
       type: music.type as unknown as MusicType,
       status: music.status as unknown as MusicStatus,
       dateAdded: music.dateAdded,
+      dateStarted: music.dateStarted || undefined,
       dateCompleted: music.dateCompleted || undefined,
+      dateFinished: music.dateFinished || undefined,
       tags: music.tags ?? [],
       links: music.links ?? [],
       createdAt: music.createdAt,
@@ -73,7 +77,9 @@ export class MusicService {
       type: music.type as unknown as MusicType,
       status: music.status as unknown as MusicStatus,
       dateAdded: music.dateAdded,
+      dateStarted: music.dateStarted || undefined,
       dateCompleted: music.dateCompleted || undefined,
+      dateFinished: music.dateFinished || undefined,
       tags: music.tags ?? [],
       links: music.links ?? [],
       createdAt: music.createdAt,
@@ -103,7 +109,9 @@ export class MusicService {
       type: music.type as unknown as MusicType,
       status: music.status as unknown as MusicStatus,
       dateAdded: music.dateAdded,
+      dateStarted: music.dateStarted || undefined,
       dateCompleted: music.dateCompleted || undefined,
+      dateFinished: music.dateFinished || undefined,
       tags: music.tags ?? [],
       links: music.links ?? [],
       createdAt: music.createdAt,
diff --git a/api/src/app/services/show.service.ts b/api/src/app/services/show.service.ts
index 57d7206..7d87652 100644
--- a/api/src/app/services/show.service.ts
+++ b/api/src/app/services/show.service.ts
@@ -22,7 +22,9 @@ export class ShowService {
       type: show.type as unknown as ShowType,
       status: show.status as unknown as ShowStatus,
       dateAdded: show.dateAdded,
+      dateStarted: show.dateStarted || undefined,
       dateCompleted: show.dateCompleted || undefined,
+      dateFinished: show.dateFinished || undefined,
       tags: show.tags ?? [],
       links: show.links ?? [],
       createdAt: show.createdAt,
@@ -42,7 +44,9 @@ export class ShowService {
       type: show.type as unknown as ShowType,
       status: show.status as unknown as ShowStatus,
       dateAdded: show.dateAdded,
+      dateStarted: show.dateStarted || undefined,
       dateCompleted: show.dateCompleted || undefined,
+      dateFinished: show.dateFinished || undefined,
       tags: show.tags ?? [],
       links: show.links ?? [],
       createdAt: show.createdAt,
@@ -64,7 +68,9 @@ export class ShowService {
       type: show.type as unknown as ShowType,
       status: show.status as unknown as ShowStatus,
       dateAdded: show.dateAdded,
+      dateStarted: show.dateStarted || undefined,
       dateCompleted: show.dateCompleted || undefined,
+      dateFinished: show.dateFinished || undefined,
       tags: show.tags ?? [],
       links: show.links ?? [],
       createdAt: show.createdAt,
@@ -91,7 +97,9 @@ export class ShowService {
       type: show.type as unknown as ShowType,
       status: show.status as unknown as ShowStatus,
       dateAdded: show.dateAdded,
+      dateStarted: show.dateStarted || undefined,
       dateCompleted: show.dateCompleted || undefined,
+      dateFinished: show.dateFinished || undefined,
       tags: show.tags ?? [],
       links: show.links ?? [],
       createdAt: show.createdAt,
diff --git a/apps/frontend/src/app/components/admin/admin-suggestions.component.ts b/apps/frontend/src/app/components/admin/admin-suggestions.component.ts
index 9194581..a0198ed 100644
--- a/apps/frontend/src/app/components/admin/admin-suggestions.component.ts
+++ b/apps/frontend/src/app/components/admin/admin-suggestions.component.ts
@@ -39,22 +39,22 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
             All ({{ suggestions().length }})
           </button>
           <button
-            (click)="setFilter(SuggestionStatus.UNREVIEWED)"
-            [class.active]="statusFilter() === SuggestionStatus.UNREVIEWED"
+            (click)="setFilter(SuggestionStatus.unreviewed)"
+            [class.active]="statusFilter() === SuggestionStatus.unreviewed"
             class="filter-btn pending"
           >
             Pending ({{ unreviewedCount() }})
           </button>
           <button
-            (click)="setFilter(SuggestionStatus.ACCEPTED)"
-            [class.active]="statusFilter() === SuggestionStatus.ACCEPTED"
+            (click)="setFilter(SuggestionStatus.accepted)"
+            [class.active]="statusFilter() === SuggestionStatus.accepted"
             class="filter-btn accepted"
           >
             Accepted ({{ acceptedCount() }})
           </button>
           <button
-            (click)="setFilter(SuggestionStatus.DECLINED)"
-            [class.active]="statusFilter() === SuggestionStatus.DECLINED"
+            (click)="setFilter(SuggestionStatus.declined)"
+            [class.active]="statusFilter() === SuggestionStatus.declined"
             class="filter-btn declined"
           >
             Declined ({{ declinedCount() }})
@@ -171,7 +171,7 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
                   }
                 </div>
 
-                @if (suggestion.status === SuggestionStatus.DECLINED && suggestion.declineReason) {
+                @if (suggestion.status === SuggestionStatus.declined && suggestion.declineReason) {
                   <div class="decline-reason">
                     <strong>Decline reason:</strong> {{ suggestion.declineReason }}
                   </div>
@@ -180,7 +180,7 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
                 <div class="suggestion-footer">
                   <span class="date">Suggested on {{ formatDate(suggestion.createdAt) }}</span>
 
-                  @if (suggestion.status === SuggestionStatus.UNREVIEWED) {
+                  @if (suggestion.status === SuggestionStatus.unreviewed) {
                     <div class="actions">
                       <button (click)="acceptSuggestion(suggestion)" class="btn btn-accept">
                         Accept
@@ -248,7 +248,7 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
                 </div>
 
                 @switch (editingSuggestion()!.entityType) {
-                  @case ('BOOK') {
+                  @case (SuggestionEntity.book) {
                     <div class="form-group">
                       <label for="edit-author">Author</label>
                       <input
@@ -269,7 +269,7 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
                       >
                     </div>
                   }
-                  @case ('GAME') {
+                  @case (SuggestionEntity.game) {
                     <div class="form-group">
                       <label for="edit-platform">Platform</label>
                       <input
@@ -280,7 +280,7 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
                       >
                     </div>
                   }
-                  @case ('MUSIC') {
+                  @case (SuggestionEntity.music) {
                     <div class="form-group">
                       <label for="edit-artist">Artist</label>
                       <input
@@ -300,7 +300,7 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
                       </select>
                     </div>
                   }
-                  @case ('ART') {
+                  @case (SuggestionEntity.art) {
                     <div class="form-group">
                       <label for="edit-artist">Artist</label>
                       <input
@@ -331,7 +331,7 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
                       >
                     </div>
                   }
-                  @case ('SHOW') {
+                  @case (SuggestionEntity.show) {
                     <div class="form-group">
                       <label for="edit-type">Type</label>
                       <select id="edit-type" [(ngModel)]="editedData.type" name="type" required>
@@ -342,7 +342,7 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
                       </select>
                     </div>
                   }
-                  @case ('MANGA') {
+                  @case (SuggestionEntity.manga) {
                     <div class="form-group">
                       <label for="edit-author">Author</label>
                       <input
@@ -366,7 +366,7 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
                   ></textarea>
                 </div>
 
-                @if (editingSuggestion()!.entityType !== 'ART') {
+                @if (editingSuggestion()!.entityType !== SuggestionEntity.art) {
                   <div class="form-group">
                     <label for="edit-coverImage">Cover Image URL</label>
                     <input
@@ -727,10 +727,11 @@ export class AdminSuggestionsComponent implements OnInit {
   pageSize = signal(25);
 
   SuggestionStatus = SuggestionStatus;
+  SuggestionEntity = SuggestionEntity;
 
-  unreviewedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.UNREVIEWED).length;
-  acceptedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.ACCEPTED).length;
-  declinedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.DECLINED).length;
+  unreviewedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.unreviewed).length;
+  acceptedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.accepted).length;
+  declinedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.declined).length;
 
   filteredSuggestions = computed(() => {
     const filter = this.statusFilter();
@@ -788,20 +789,20 @@ export class AdminSuggestionsComponent implements OnInit {
 
   getStatusLabel(status: SuggestionStatus): string {
     switch (status) {
-      case SuggestionStatus.UNREVIEWED: return 'Pending';
-      case SuggestionStatus.ACCEPTED: return 'Accepted';
-      case SuggestionStatus.DECLINED: return 'Declined';
+      case SuggestionStatus.unreviewed: return 'Pending';
+      case SuggestionStatus.accepted: return 'Accepted';
+      case SuggestionStatus.declined: return 'Declined';
     }
   }
 
   getEntityIcon(entityType: SuggestionEntity): string {
     switch (entityType) {
-      case SuggestionEntity.GAME: return '🎮';
-      case SuggestionEntity.BOOK: return '📚';
-      case SuggestionEntity.MUSIC: return '🎵';
-      case SuggestionEntity.MANGA: return '📖';
-      case SuggestionEntity.SHOW: return '📺';
-      case SuggestionEntity.ART: return '🎨';
+      case SuggestionEntity.game: return '🎮';
+      case SuggestionEntity.book: return '📚';
+      case SuggestionEntity.music: return '🎵';
+      case SuggestionEntity.manga: return '📖';
+      case SuggestionEntity.show: return '📺';
+      case SuggestionEntity.art: return '🎨';
     }
   }
 
@@ -822,39 +823,39 @@ export class AdminSuggestionsComponent implements OnInit {
 
     // Add entity-specific data
     switch (suggestion.entityType) {
-      case 'BOOK':
+      case SuggestionEntity.book:
         const bookData = suggestion.bookData as any;
         this.editedData.author = bookData?.author || '';
         this.editedData.isbn = bookData?.isbn || '';
         this.editedData.notes = bookData?.notes || '';
         this.editedData.coverImage = bookData?.coverImage || '';
         break;
-      case 'GAME':
+      case SuggestionEntity.game:
         const gameData = suggestion.gameData as any;
         this.editedData.platform = gameData?.platform || '';
         this.editedData.notes = gameData?.notes || '';
         this.editedData.coverImage = gameData?.coverImage || '';
         break;
-      case 'MUSIC':
+      case SuggestionEntity.music:
         const musicData = suggestion.musicData as any;
         this.editedData.artist = musicData?.artist || '';
         this.editedData.type = musicData?.type || 'ALBUM';
         this.editedData.notes = musicData?.notes || '';
         this.editedData.coverArt = musicData?.coverArt || '';
         break;
-      case 'ART':
+      case SuggestionEntity.art:
         const artData = suggestion.artData as any;
         this.editedData.artist = artData?.artist || '';
         this.editedData.description = artData?.description || '';
         this.editedData.imageUrl = artData?.imageUrl || '';
         break;
-      case 'SHOW':
+      case SuggestionEntity.show:
         const showData = suggestion.showData as any;
         this.editedData.type = showData?.type || 'TV_SERIES';
         this.editedData.notes = showData?.notes || '';
         this.editedData.coverImage = showData?.coverImage || '';
         break;
-      case 'MANGA':
+      case SuggestionEntity.manga:
         const mangaData = suggestion.mangaData as any;
         this.editedData.author = mangaData?.author || '';
         this.editedData.notes = mangaData?.notes || '';
diff --git a/apps/frontend/src/app/components/art/art-gallery.component.ts b/apps/frontend/src/app/components/art/art-gallery.component.ts
index d19d782..3ce88d0 100644
--- a/apps/frontend/src/app/components/art/art-gallery.component.ts
+++ b/apps/frontend/src/app/components/art/art-gallery.component.ts
@@ -1571,7 +1571,7 @@ export class ArtGalleryComponent implements OnInit {
 
     try {
       await this.suggestionService.createSuggestion({
-        entityType: SuggestionEntity.ART,
+        entityType: SuggestionEntity.art,
         title: this.suggestedArt.title,
         artist: this.suggestedArt.artist,
         imageUrl: this.suggestedArt.imageUrl,
diff --git a/apps/frontend/src/app/components/books/books-list.component.ts b/apps/frontend/src/app/components/books/books-list.component.ts
index 50ced3c..2ce3d9e 100644
--- a/apps/frontend/src/app/components/books/books-list.component.ts
+++ b/apps/frontend/src/app/components/books/books-list.component.ts
@@ -82,6 +82,26 @@ import { Book, BookStatus, CreateBookDto, UpdateBookDto, Comment, SuggestionEnti
             </select>
           </div>
 
+          <div class="form-group">
+            <label for="dateStarted">Date Started</label>
+            <input
+              type="date"
+              id="dateStarted"
+              [(ngModel)]="newBook.dateStarted"
+              name="dateStarted"
+            >
+          </div>
+
+          <div class="form-group">
+            <label for="dateFinished">Date Finished</label>
+            <input
+              type="date"
+              id="dateFinished"
+              [(ngModel)]="newBook.dateFinished"
+              name="dateFinished"
+            >
+          </div>
+
           <div class="form-group">
             <label for="rating">Rating (1-10)</label>
             <input
@@ -223,6 +243,26 @@ import { Book, BookStatus, CreateBookDto, UpdateBookDto, Comment, SuggestionEnti
             </select>
           </div>
 
+          <div class="form-group">
+            <label for="edit-dateStarted">Date Started</label>
+            <input
+              type="date"
+              id="edit-dateStarted"
+              [(ngModel)]="editBook.dateStarted"
+              name="dateStarted"
+            >
+          </div>
+
+          <div class="form-group">
+            <label for="edit-dateFinished">Date Finished</label>
+            <input
+              type="date"
+              id="edit-dateFinished"
+              [(ngModel)]="editBook.dateFinished"
+              name="dateFinished"
+            >
+          </div>
+
           <div class="form-group">
             <label for="edit-rating">Rating (1-10)</label>
             <input
@@ -543,6 +583,12 @@ import { Book, BookStatus, CreateBookDto, UpdateBookDto, Comment, SuggestionEnti
                   </div>
                 }
 
+                @if (book.dateStarted) {
+                  <p class="date-started">
+                    Started: {{ formatDate(book.dateStarted) }}
+                  </p>
+                }
+
                 @if (book.dateFinished) {
                   <p class="date-finished">
                     Finished: {{ formatDate(book.dateFinished) }}
@@ -984,6 +1030,7 @@ import { Book, BookStatus, CreateBookDto, UpdateBookDto, Comment, SuggestionEnti
       margin: 0.5rem 0;
     }
 
+    .date-started,
     .date-finished {
       font-size: 0.85rem;
       color: var(--witch-plum);
@@ -1462,11 +1509,13 @@ export class BooksListComponent implements OnInit {
 
   totalFilteredBooks = computed(() => this.filteredBooks().length);
 
-  newBook: Partial<CreateBookDto> = {
+  newBook: Partial<CreateBookDto> & { dateStarted?: Date; dateFinished?: Date } = {
     title: '',
     author: '',
     isbn: '',
     status: BookStatus.toRead,
+    dateStarted: undefined,
+    dateFinished: undefined,
     rating: undefined,
     notes: '',
     tags: [],
@@ -1563,6 +1612,8 @@ export class BooksListComponent implements OnInit {
       author: '',
       isbn: '',
       status: BookStatus.toRead,
+      dateStarted: undefined,
+      dateFinished: undefined,
       rating: undefined,
       notes: '',
       coverImage: undefined,
@@ -1629,6 +1680,8 @@ export class BooksListComponent implements OnInit {
       author: this.newBook.author,
       isbn: this.newBook.isbn,
       status: this.newBook.status,
+      dateStarted: this.newBook.dateStarted ? new Date(this.newBook.dateStarted) : undefined,
+      dateFinished: this.newBook.dateFinished ? new Date(this.newBook.dateFinished) : undefined,
       rating: this.newBook.rating,
       notes: this.newBook.notes,
       coverImage: this.newBook.coverImage,
@@ -1657,6 +1710,8 @@ export class BooksListComponent implements OnInit {
       author: book.author,
       isbn: book.isbn,
       status: book.status,
+      dateStarted: book.dateStarted,
+      dateFinished: book.dateFinished,
       rating: book.rating,
       notes: book.notes,
       coverImage: book.coverImage,
@@ -1685,7 +1740,13 @@ export class BooksListComponent implements OnInit {
     const book = this.editingBook();
     if (!book || !this.editBook.title || !this.editBook.author || !this.editBook.status) return;
 
-    this.booksService.updateBook(book.id, this.editBook).subscribe(() => {
+    const updateData = {
+      ...this.editBook,
+      dateStarted: this.editBook.dateStarted ? new Date(this.editBook.dateStarted) : undefined,
+      dateFinished: this.editBook.dateFinished ? new Date(this.editBook.dateFinished) : undefined,
+    };
+
+    this.booksService.updateBook(book.id, updateData).subscribe(() => {
       this.loadBooks();
       this.cancelEdit();
     });
@@ -1883,7 +1944,7 @@ export class BooksListComponent implements OnInit {
 
     try {
       await this.suggestionService.createSuggestion({
-        entityType: SuggestionEntity.BOOK,
+        entityType: SuggestionEntity.book,
         title: this.suggestedBook.title,
         author: this.suggestedBook.author,
         isbn: this.suggestedBook.isbn,
diff --git a/apps/frontend/src/app/components/games/games-list.component.ts b/apps/frontend/src/app/components/games/games-list.component.ts
index 41fd2f7..5af0428 100644
--- a/apps/frontend/src/app/components/games/games-list.component.ts
+++ b/apps/frontend/src/app/components/games/games-list.component.ts
@@ -70,6 +70,26 @@ import { Game, GameStatus, CreateGameDto, UpdateGameDto, Comment, SuggestionEnti
             </select>
           </div>
 
+          <div class="form-group">
+            <label for="dateStarted">Date Started</label>
+            <input
+              type="date"
+              id="dateStarted"
+              [(ngModel)]="newGame.dateStarted"
+              name="dateStarted"
+            >
+          </div>
+
+          <div class="form-group">
+            <label for="dateFinished">Date Finished</label>
+            <input
+              type="date"
+              id="dateFinished"
+              [(ngModel)]="newGame.dateFinished"
+              name="dateFinished"
+            >
+          </div>
+
           <div class="form-group">
             <label for="rating">Rating (1-10)</label>
             <input
@@ -199,6 +219,26 @@ import { Game, GameStatus, CreateGameDto, UpdateGameDto, Comment, SuggestionEnti
             </select>
           </div>
 
+          <div class="form-group">
+            <label for="edit-dateStarted">Date Started</label>
+            <input
+              type="date"
+              id="edit-dateStarted"
+              [(ngModel)]="editGame.dateStarted"
+              name="dateStarted"
+            >
+          </div>
+
+          <div class="form-group">
+            <label for="edit-dateFinished">Date Finished</label>
+            <input
+              type="date"
+              id="edit-dateFinished"
+              [(ngModel)]="editGame.dateFinished"
+              name="dateFinished"
+            >
+          </div>
+
           <div class="form-group">
             <label for="edit-rating">Rating (1-10)</label>
             <input
@@ -500,6 +540,18 @@ import { Game, GameStatus, CreateGameDto, UpdateGameDto, Comment, SuggestionEnti
                   </div>
                 }
 
+                @if (game.dateStarted) {
+                  <p class="date-started">
+                    Started: {{ formatDate(game.dateStarted) }}
+                  </p>
+                }
+
+                @if (game.dateFinished) {
+                  <p class="date-finished">
+                    Finished: {{ formatDate(game.dateFinished) }}
+                  </p>
+                }
+
                 @if (authService.isAdmin()) {
                   <div class="actions">
                     <button (click)="startEdit(game)" class="btn btn-secondary btn-sm">
@@ -854,6 +906,13 @@ import { Game, GameStatus, CreateGameDto, UpdateGameDto, Comment, SuggestionEnti
       margin: 0.5rem 0;
     }
 
+    .date-started,
+    .date-finished {
+      font-size: 0.85rem;
+      color: #4b5563;
+      margin-top: 0.5rem;
+    }
+
     .actions {
       margin-top: 1rem;
     }
@@ -1257,10 +1316,12 @@ export class GamesListComponent implements OnInit {
 
   totalFilteredGames = computed(() => this.filteredGames().length);
 
-  newGame: Partial<CreateGameDto> = {
+  newGame: Partial<CreateGameDto> & { dateStarted?: Date; dateFinished?: Date } = {
     title: '',
     platform: '',
     status: GameStatus.backlog,
+    dateStarted: undefined,
+    dateFinished: undefined,
     rating: undefined,
     notes: '',
     tags: [],
@@ -1352,6 +1413,8 @@ export class GamesListComponent implements OnInit {
       title: '',
       platform: '',
       status: GameStatus.backlog,
+      dateStarted: undefined,
+      dateFinished: undefined,
       rating: undefined,
       notes: '',
       coverImage: undefined,
@@ -1420,6 +1483,8 @@ export class GamesListComponent implements OnInit {
       rating: this.newGame.rating,
       notes: this.newGame.notes,
       coverImage: this.newGame.coverImage,
+      dateStarted: this.newGame.dateStarted ? new Date(this.newGame.dateStarted) : undefined,
+      dateFinished: this.newGame.dateFinished ? new Date(this.newGame.dateFinished) : undefined,
       tags: this.newGame.tags || [],
       links: this.newGame.links || []
     };
@@ -1444,6 +1509,8 @@ export class GamesListComponent implements OnInit {
       title: game.title,
       platform: game.platform,
       status: game.status,
+      dateStarted: game.dateStarted,
+      dateFinished: game.dateFinished,
       rating: game.rating,
       notes: game.notes,
       coverImage: game.coverImage,
@@ -1472,7 +1539,13 @@ export class GamesListComponent implements OnInit {
     const game = this.editingGame();
     if (!game || !this.editGame.title || !this.editGame.status) return;
 
-    this.gamesService.updateGame(game.id, this.editGame).subscribe(() => {
+    const updateData: UpdateGameDto = {
+      ...this.editGame,
+      dateStarted: this.editGame.dateStarted ? new Date(this.editGame.dateStarted) : undefined,
+      dateFinished: this.editGame.dateFinished ? new Date(this.editGame.dateFinished) : undefined
+    };
+
+    this.gamesService.updateGame(game.id, updateData).subscribe(() => {
       this.loadGames();
       this.cancelEdit();
     });
@@ -1669,7 +1742,7 @@ export class GamesListComponent implements OnInit {
 
     try {
       await this.suggestionService.createSuggestion({
-        entityType: SuggestionEntity.GAME,
+        entityType: SuggestionEntity.game,
         title: this.suggestedGame.title,
         platform: this.suggestedGame.platform,
         notes: this.suggestedGame.notes,
diff --git a/apps/frontend/src/app/components/manga/manga-list.component.ts b/apps/frontend/src/app/components/manga/manga-list.component.ts
index 19b46b8..5d16fa9 100644
--- a/apps/frontend/src/app/components/manga/manga-list.component.ts
+++ b/apps/frontend/src/app/components/manga/manga-list.component.ts
@@ -71,6 +71,26 @@ import { Manga, MangaStatus, CreateMangaDto, UpdateMangaDto, Comment, Suggestion
             </select>
           </div>
 
+          <div class="form-group">
+            <label for="dateStarted">Date Started</label>
+            <input
+              type="date"
+              id="dateStarted"
+              [(ngModel)]="newManga.dateStarted"
+              name="dateStarted"
+            >
+          </div>
+
+          <div class="form-group">
+            <label for="dateFinished">Date Finished</label>
+            <input
+              type="date"
+              id="dateFinished"
+              [(ngModel)]="newManga.dateFinished"
+              name="dateFinished"
+            >
+          </div>
+
           <div class="form-group">
             <label for="rating">Rating (1-10)</label>
             <input
@@ -201,6 +221,26 @@ import { Manga, MangaStatus, CreateMangaDto, UpdateMangaDto, Comment, Suggestion
             </select>
           </div>
 
+          <div class="form-group">
+            <label for="edit-dateStarted">Date Started</label>
+            <input
+              type="date"
+              id="edit-dateStarted"
+              [(ngModel)]="editManga.dateStarted"
+              name="dateStarted"
+            >
+          </div>
+
+          <div class="form-group">
+            <label for="edit-dateFinished">Date Finished</label>
+            <input
+              type="date"
+              id="edit-dateFinished"
+              [(ngModel)]="editManga.dateFinished"
+              name="dateFinished"
+            >
+          </div>
+
           <div class="form-group">
             <label for="edit-rating">Rating (1-10)</label>
             <input
@@ -501,6 +541,18 @@ import { Manga, MangaStatus, CreateMangaDto, UpdateMangaDto, Comment, Suggestion
                   </div>
                 }
 
+                @if (manga.dateStarted) {
+                  <p class="date-started">
+                    Started: {{ formatDate(manga.dateStarted) }}
+                  </p>
+                }
+
+                @if (manga.dateFinished) {
+                  <p class="date-finished">
+                    Finished: {{ formatDate(manga.dateFinished) }}
+                  </p>
+                }
+
                 @if (authService.isAdmin()) {
                   <div class="actions">
                     <button (click)="startEdit(manga)" class="btn btn-secondary btn-sm">
@@ -857,6 +909,13 @@ import { Manga, MangaStatus, CreateMangaDto, UpdateMangaDto, Comment, Suggestion
       margin: 0.5rem 0;
     }
 
+    .date-started,
+    .date-finished {
+      font-size: 0.85rem;
+      color: #4b5563;
+      margin-top: 0.5rem;
+    }
+
     .actions {
       margin-top: 1rem;
     }
@@ -1260,10 +1319,12 @@ export class MangaListComponent implements OnInit {
 
   totalFilteredManga = computed(() => this.filteredManga().length);
 
-  newManga: Partial<CreateMangaDto> = {
+  newManga: Partial<CreateMangaDto> & { dateStarted?: Date; dateFinished?: Date } = {
     title: '',
     author: '',
     status: MangaStatus.wantToRead,
+    dateStarted: undefined,
+    dateFinished: undefined,
     rating: undefined,
     notes: '',
     tags: [],
@@ -1355,6 +1416,8 @@ export class MangaListComponent implements OnInit {
       title: '',
       author: '',
       status: MangaStatus.wantToRead,
+      dateStarted: undefined,
+      dateFinished: undefined,
       rating: undefined,
       notes: '',
       coverImage: undefined,
@@ -1420,6 +1483,8 @@ export class MangaListComponent implements OnInit {
       title: this.newManga.title,
       author: this.newManga.author,
       status: this.newManga.status,
+      dateStarted: this.newManga.dateStarted ? new Date(this.newManga.dateStarted) : undefined,
+      dateFinished: this.newManga.dateFinished ? new Date(this.newManga.dateFinished) : undefined,
       rating: this.newManga.rating,
       notes: this.newManga.notes,
       coverImage: this.newManga.coverImage,
@@ -1447,6 +1512,8 @@ export class MangaListComponent implements OnInit {
       title: manga.title,
       author: manga.author,
       status: manga.status,
+      dateStarted: manga.dateStarted,
+      dateFinished: manga.dateFinished,
       rating: manga.rating,
       notes: manga.notes,
       coverImage: manga.coverImage,
@@ -1475,7 +1542,13 @@ export class MangaListComponent implements OnInit {
     const manga = this.editingManga();
     if (!manga || !this.editManga.title || !this.editManga.author || !this.editManga.status) return;
 
-    this.mangaService.updateManga(manga.id, this.editManga).subscribe(() => {
+    const updateData = {
+      ...this.editManga,
+      dateStarted: this.editManga.dateStarted ? new Date(this.editManga.dateStarted) : undefined,
+      dateFinished: this.editManga.dateFinished ? new Date(this.editManga.dateFinished) : undefined,
+    };
+
+    this.mangaService.updateManga(manga.id, updateData).subscribe(() => {
       this.loadManga();
       this.cancelEdit();
     });
@@ -1670,7 +1743,7 @@ export class MangaListComponent implements OnInit {
 
     try {
       await this.suggestionService.createSuggestion({
-        entityType: SuggestionEntity.MANGA,
+        entityType: SuggestionEntity.manga,
         title: this.suggestedManga.title,
         author: this.suggestedManga.author,
         notes: this.suggestedManga.notes,
diff --git a/apps/frontend/src/app/components/music/music-list.component.ts b/apps/frontend/src/app/components/music/music-list.component.ts
index dafc172..1a09dd8 100644
--- a/apps/frontend/src/app/components/music/music-list.component.ts
+++ b/apps/frontend/src/app/components/music/music-list.component.ts
@@ -80,6 +80,26 @@ import { Music, MusicStatus, MusicType, CreateMusicDto, UpdateMusicDto, Comment,
             </select>
           </div>
 
+          <div class="form-group">
+            <label for="dateStarted">Date Started</label>
+            <input
+              type="date"
+              id="dateStarted"
+              [(ngModel)]="newMusic.dateStarted"
+              name="dateStarted"
+            >
+          </div>
+
+          <div class="form-group">
+            <label for="dateFinished">Date Finished</label>
+            <input
+              type="date"
+              id="dateFinished"
+              [(ngModel)]="newMusic.dateFinished"
+              name="dateFinished"
+            >
+          </div>
+
           <div class="form-group">
             <label for="rating">Rating (1-10)</label>
             <input
@@ -219,6 +239,26 @@ import { Music, MusicStatus, MusicType, CreateMusicDto, UpdateMusicDto, Comment,
             </select>
           </div>
 
+          <div class="form-group">
+            <label for="edit-dateStarted">Date Started</label>
+            <input
+              type="date"
+              id="edit-dateStarted"
+              [(ngModel)]="editMusicData.dateStarted"
+              name="dateStarted"
+            >
+          </div>
+
+          <div class="form-group">
+            <label for="edit-dateFinished">Date Finished</label>
+            <input
+              type="date"
+              id="edit-dateFinished"
+              [(ngModel)]="editMusicData.dateFinished"
+              name="dateFinished"
+            >
+          </div>
+
           <div class="form-group">
             <label for="edit-rating">Rating (1-10)</label>
             <input
@@ -577,9 +617,15 @@ import { Music, MusicStatus, MusicType, CreateMusicDto, UpdateMusicDto, Comment,
                   </div>
                 }
 
-                @if (music.dateCompleted) {
-                  <p class="date-completed">
-                    Completed: {{ formatDate(music.dateCompleted) }}
+                @if (music.dateStarted) {
+                  <p class="date-started">
+                    Started: {{ formatDate(music.dateStarted) }}
+                  </p>
+                }
+
+                @if (music.dateFinished) {
+                  <p class="date-finished">
+                    Finished: {{ formatDate(music.dateFinished) }}
                   </p>
                 }
 
@@ -1013,7 +1059,8 @@ import { Music, MusicStatus, MusicType, CreateMusicDto, UpdateMusicDto, Comment,
       margin: 0.5rem 0;
     }
 
-    .date-completed {
+    .date-started,
+    .date-finished {
       font-size: 0.85rem;
       color: var(--witch-plum);
       margin-top: 0.5rem;
@@ -1484,11 +1531,13 @@ export class MusicListComponent implements OnInit {
 
   totalFilteredMusic = computed(() => this.filteredMusic().length);
 
-  newMusic: Partial<CreateMusicDto> = {
+  newMusic: Partial<CreateMusicDto> & { dateStarted?: Date; dateFinished?: Date } = {
     title: '',
     artist: '',
     type: MusicType.album,
     status: MusicStatus.wantToListen,
+    dateStarted: undefined,
+    dateFinished: undefined,
     rating: undefined,
     notes: '',
     tags: [],
@@ -1595,6 +1644,8 @@ export class MusicListComponent implements OnInit {
       artist: '',
       type: MusicType.album,
       status: MusicStatus.wantToListen,
+      dateStarted: undefined,
+      dateFinished: undefined,
       rating: undefined,
       notes: '',
       coverArt: undefined,
@@ -1661,6 +1712,8 @@ export class MusicListComponent implements OnInit {
       artist: this.newMusic.artist,
       type: this.newMusic.type,
       status: this.newMusic.status,
+      dateStarted: this.newMusic.dateStarted ? new Date(this.newMusic.dateStarted) : undefined,
+      dateFinished: this.newMusic.dateFinished ? new Date(this.newMusic.dateFinished) : undefined,
       rating: this.newMusic.rating,
       notes: this.newMusic.notes,
       coverArt: this.newMusic.coverArt,
@@ -1689,6 +1742,8 @@ export class MusicListComponent implements OnInit {
       artist: music.artist,
       type: music.type,
       status: music.status,
+      dateStarted: music.dateStarted,
+      dateFinished: music.dateFinished,
       rating: music.rating,
       notes: music.notes,
       coverArt: music.coverArt,
@@ -1717,7 +1772,13 @@ export class MusicListComponent implements OnInit {
     const music = this.editingMusic();
     if (!music || !this.editMusicData.title || !this.editMusicData.artist || !this.editMusicData.type || !this.editMusicData.status) return;
 
-    this.musicService.updateMusic(music.id, this.editMusicData).subscribe(() => {
+    const updateData = {
+      ...this.editMusicData,
+      dateStarted: this.editMusicData.dateStarted ? new Date(this.editMusicData.dateStarted) : undefined,
+      dateFinished: this.editMusicData.dateFinished ? new Date(this.editMusicData.dateFinished) : undefined,
+    };
+
+    this.musicService.updateMusic(music.id, updateData).subscribe(() => {
       this.loadMusic();
       this.cancelEdit();
     });
@@ -1915,7 +1976,7 @@ export class MusicListComponent implements OnInit {
 
     try {
       await this.suggestionService.createSuggestion({
-        entityType: SuggestionEntity.MUSIC,
+        entityType: SuggestionEntity.music,
         title: this.suggestedMusic.title,
         artist: this.suggestedMusic.artist,
         type: this.suggestedMusic.type,
diff --git a/apps/frontend/src/app/components/my-likes/my-likes.component.ts b/apps/frontend/src/app/components/my-likes/my-likes.component.ts
index cde8192..4c77078 100644
--- a/apps/frontend/src/app/components/my-likes/my-likes.component.ts
+++ b/apps/frontend/src/app/components/my-likes/my-likes.component.ts
@@ -373,12 +373,12 @@ export class MyLikesComponent implements OnInit {
   }
 
   getItemTitle(likedItem: LikedItemDto): string {
-    const item = likedItem.item;
+    const item = likedItem.item as any;
     return item.title || item.name || 'Untitled';
   }
 
   getItemSubtitle(likedItem: LikedItemDto): string {
-    const item = likedItem.item;
+    const item = likedItem.item as any;
     const type = likedItem.like.entityType;
 
     switch (type) {
@@ -400,7 +400,7 @@ export class MyLikesComponent implements OnInit {
   }
 
   getItemImage(likedItem: LikedItemDto): string | null {
-    const item = likedItem.item;
+    const item = likedItem.item as any;
     return item.coverImage || item.imageUrl || null;
   }
 
diff --git a/apps/frontend/src/app/components/my-suggestions/my-suggestions.component.ts b/apps/frontend/src/app/components/my-suggestions/my-suggestions.component.ts
index 6846c3d..8a6872b 100644
--- a/apps/frontend/src/app/components/my-suggestions/my-suggestions.component.ts
+++ b/apps/frontend/src/app/components/my-suggestions/my-suggestions.component.ts
@@ -43,22 +43,22 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
             All ({{ suggestions().length }})
           </button>
           <button
-            (click)="setFilter(SuggestionStatus.UNREVIEWED)"
-            [class.active]="statusFilter() === SuggestionStatus.UNREVIEWED"
+            (click)="setFilter(SuggestionStatus.unreviewed)"
+            [class.active]="statusFilter() === SuggestionStatus.unreviewed"
             class="filter-btn pending"
           >
             Pending ({{ unreviewedCount() }})
           </button>
           <button
-            (click)="setFilter(SuggestionStatus.ACCEPTED)"
-            [class.active]="statusFilter() === SuggestionStatus.ACCEPTED"
+            (click)="setFilter(SuggestionStatus.accepted)"
+            [class.active]="statusFilter() === SuggestionStatus.accepted"
             class="filter-btn accepted"
           >
             Accepted ({{ acceptedCount() }})
           </button>
           <button
-            (click)="setFilter(SuggestionStatus.DECLINED)"
-            [class.active]="statusFilter() === SuggestionStatus.DECLINED"
+            (click)="setFilter(SuggestionStatus.declined)"
+            [class.active]="statusFilter() === SuggestionStatus.declined"
             class="filter-btn declined"
           >
             Declined ({{ declinedCount() }})
@@ -120,7 +120,7 @@ import { Suggestion, SuggestionStatus, SuggestionEntity } from '@library/shared-
                 }
               </div>
 
-              @if (suggestion.status === SuggestionStatus.DECLINED && suggestion.declineReason) {
+              @if (suggestion.status === SuggestionStatus.declined && suggestion.declineReason) {
                 <div class="decline-reason">
                   <strong>Reason:</strong> {{ suggestion.declineReason }}
                 </div>
@@ -337,9 +337,9 @@ export class MySuggestionsComponent implements OnInit {
 
   SuggestionStatus = SuggestionStatus;
 
-  unreviewedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.UNREVIEWED).length;
-  acceptedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.ACCEPTED).length;
-  declinedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.DECLINED).length;
+  unreviewedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.unreviewed).length;
+  acceptedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.accepted).length;
+  declinedCount = () => this.suggestions().filter(s => s.status === SuggestionStatus.declined).length;
 
   filteredSuggestions = computed(() => {
     const filter = this.statusFilter();
@@ -397,20 +397,20 @@ export class MySuggestionsComponent implements OnInit {
 
   getStatusLabel(status: SuggestionStatus): string {
     switch (status) {
-      case SuggestionStatus.UNREVIEWED: return 'Pending Review';
-      case SuggestionStatus.ACCEPTED: return 'Accepted';
-      case SuggestionStatus.DECLINED: return 'Declined';
+      case SuggestionStatus.unreviewed: return 'Pending Review';
+      case SuggestionStatus.accepted: return 'Accepted';
+      case SuggestionStatus.declined: return 'Declined';
     }
   }
 
   getEntityIcon(entityType: SuggestionEntity): string {
     switch (entityType) {
-      case SuggestionEntity.GAME: return '🎮';
-      case SuggestionEntity.BOOK: return '📚';
-      case SuggestionEntity.MUSIC: return '🎵';
-      case SuggestionEntity.MANGA: return '📖';
-      case SuggestionEntity.SHOW: return '📺';
-      case SuggestionEntity.ART: return '🎨';
+      case SuggestionEntity.game: return '🎮';
+      case SuggestionEntity.book: return '📚';
+      case SuggestionEntity.music: return '🎵';
+      case SuggestionEntity.manga: return '📖';
+      case SuggestionEntity.show: return '📺';
+      case SuggestionEntity.art: return '🎨';
     }
   }
 
diff --git a/apps/frontend/src/app/components/shows/shows-list.component.ts b/apps/frontend/src/app/components/shows/shows-list.component.ts
index f7172aa..b4540fd 100644
--- a/apps/frontend/src/app/components/shows/shows-list.component.ts
+++ b/apps/frontend/src/app/components/shows/shows-list.component.ts
@@ -69,6 +69,26 @@ import { Show, ShowStatus, ShowType, CreateShowDto, UpdateShowDto, Comment, Sugg
             </select>
           </div>
 
+          <div class="form-group">
+            <label for="dateStarted">Date Started</label>
+            <input
+              type="date"
+              id="dateStarted"
+              [(ngModel)]="newShow.dateStarted"
+              name="dateStarted"
+            >
+          </div>
+
+          <div class="form-group">
+            <label for="dateFinished">Date Finished</label>
+            <input
+              type="date"
+              id="dateFinished"
+              [(ngModel)]="newShow.dateFinished"
+              name="dateFinished"
+            >
+          </div>
+
           <div class="form-group">
             <label for="rating">Rating (1-10)</label>
             <input
@@ -197,6 +217,26 @@ import { Show, ShowStatus, ShowType, CreateShowDto, UpdateShowDto, Comment, Sugg
             </select>
           </div>
 
+          <div class="form-group">
+            <label for="edit-dateStarted">Date Started</label>
+            <input
+              type="date"
+              id="edit-dateStarted"
+              [(ngModel)]="editShow.dateStarted"
+              name="dateStarted"
+            >
+          </div>
+
+          <div class="form-group">
+            <label for="edit-dateFinished">Date Finished</label>
+            <input
+              type="date"
+              id="edit-dateFinished"
+              [(ngModel)]="editShow.dateFinished"
+              name="dateFinished"
+            >
+          </div>
+
           <div class="form-group">
             <label for="edit-rating">Rating (1-10)</label>
             <input
@@ -495,6 +535,18 @@ import { Show, ShowStatus, ShowType, CreateShowDto, UpdateShowDto, Comment, Sugg
                   </div>
                 }
 
+                @if (show.dateStarted) {
+                  <p class="date-started">
+                    Started: {{ formatDate(show.dateStarted) }}
+                  </p>
+                }
+
+                @if (show.dateFinished) {
+                  <p class="date-finished">
+                    Finished: {{ formatDate(show.dateFinished) }}
+                  </p>
+                }
+
                 @if (authService.isAdmin()) {
                   <div class="actions">
                     <button (click)="startEdit(show)" class="btn btn-secondary btn-sm">
@@ -850,6 +902,13 @@ import { Show, ShowStatus, ShowType, CreateShowDto, UpdateShowDto, Comment, Sugg
       margin: 0.5rem 0;
     }
 
+    .date-started,
+    .date-finished {
+      font-size: 0.85rem;
+      color: #4b5563;
+      margin-top: 0.5rem;
+    }
+
     .actions {
       margin-top: 1rem;
     }
@@ -1254,12 +1313,14 @@ export class ShowsListComponent implements OnInit {
 
   totalFilteredShows = computed(() => this.filteredShows().length);
 
-  newShow: Partial<CreateShowDto> = {
+  newShow: Partial<CreateShowDto> & { dateStarted?: Date; dateFinished?: Date } = {
     title: '',
     type: ShowType.tvSeries,
     status: ShowStatus.wantToWatch,
     rating: undefined,
     notes: '',
+    dateStarted: undefined,
+    dateFinished: undefined,
     tags: [],
     links: []
   };
@@ -1361,6 +1422,8 @@ export class ShowsListComponent implements OnInit {
       rating: undefined,
       notes: '',
       coverImage: undefined,
+      dateStarted: undefined,
+      dateFinished: undefined,
       tags: [],
       links: []
     };
@@ -1423,6 +1486,8 @@ export class ShowsListComponent implements OnInit {
       title: this.newShow.title,
       type: this.newShow.type,
       status: this.newShow.status,
+      dateStarted: this.newShow.dateStarted ? new Date(this.newShow.dateStarted) : undefined,
+      dateFinished: this.newShow.dateFinished ? new Date(this.newShow.dateFinished) : undefined,
       rating: this.newShow.rating,
       notes: this.newShow.notes,
       coverImage: this.newShow.coverImage,
@@ -1450,6 +1515,8 @@ export class ShowsListComponent implements OnInit {
       title: show.title,
       type: show.type,
       status: show.status,
+      dateStarted: show.dateStarted,
+      dateFinished: show.dateFinished,
       rating: show.rating,
       notes: show.notes,
       coverImage: show.coverImage,
@@ -1478,7 +1545,13 @@ export class ShowsListComponent implements OnInit {
     const show = this.editingShow();
     if (!show || !this.editShow.title || !this.editShow.type || !this.editShow.status) return;
 
-    this.showsService.updateShow(show.id, this.editShow).subscribe(() => {
+    const updateData = {
+      ...this.editShow,
+      dateStarted: this.editShow.dateStarted ? new Date(this.editShow.dateStarted) : undefined,
+      dateFinished: this.editShow.dateFinished ? new Date(this.editShow.dateFinished) : undefined,
+    };
+
+    this.showsService.updateShow(show.id, updateData).subscribe(() => {
       this.loadShows();
       this.cancelEdit();
     });
@@ -1673,7 +1746,7 @@ export class ShowsListComponent implements OnInit {
 
     try {
       await this.suggestionService.createSuggestion({
-        entityType: SuggestionEntity.SHOW,
+        entityType: SuggestionEntity.show,
         title: this.suggestedShow.title,
         type: this.suggestedShow.type,
         notes: this.suggestedShow.notes,
diff --git a/dev.env b/dev.env
new file mode 100644
index 0000000..2d3b58e
--- /dev/null
+++ b/dev.env
@@ -0,0 +1,21 @@
+# Database
+DATABASE_URL="op://Environment Variables - Naomi/Library/mongo url"
+
+# JWT Secret
+JWT_SECRET="op://Environment Variables - Naomi/Library/jwt secret"
+
+# Discord OAuth
+DISCORD_CLIENT_ID="op://Environment Variables - Naomi/Library/discord client id"
+DISCORD_CLIENT_SECRET="op://Environment Variables - Naomi/Library/discord client secret"
+
+# Admin Configuration
+ADMIN_DISCORD_ID="op://Environment Variables - Naomi/Library/admin discord id"
+
+# Discord Server
+DISCORD_GUILD_ID="op://Environment Variables - Naomi/Library/discord server id"
+SPONSOR_ROLE_ID="op://Environment Variables - Naomi/Library/sponsor role id"
+MOD_ROLE_ID="op://Environment Variables - Naomi/Library/mod role id"
+STAFF_ROLE_ID="op://Environment Variables - Naomi/Library/staff role id"
+
+# Application URL
+BASE_URL="op://Environment Variables - Naomi/Library/localhost url"
\ No newline at end of file
diff --git a/eslint.config.mjs b/eslint.config.mjs
index 3f59adf..d13b71c 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -1,8 +1,3 @@
 import nhcarrigan from '@nhcarrigan/eslint-config';
 
-export default [
-  ...nhcarrigan,
-  {
-    ignores: ['**/dist', '**/out-tsc', 'node_modules'],
-  },
-];
\ No newline at end of file
+export default nhcarrigan;
\ No newline at end of file
diff --git a/package.json b/package.json
index d3ca0b5..eda46ea 100644
--- a/package.json
+++ b/package.json
@@ -3,6 +3,7 @@
   "version": "0.0.0",
   "license": "MIT",
   "scripts": {
+    "dev": "nx run-many --target=build --all && NODE_ENV=production op run --env-file=dev.env -- node dist/api/main.js",
     "lint": "nx run-many --target=lint --all",
     "build": "nx run-many --target=build --all",
     "test": "nx run-many --target=test --all --passWithNoTests",
diff --git a/shared-types/eslint.config.mjs b/shared-types/eslint.config.mjs
index 57fad5a..8be400c 100644
--- a/shared-types/eslint.config.mjs
+++ b/shared-types/eslint.config.mjs
@@ -3,19 +3,113 @@ import { fileURLToPath } from 'url';
 import { dirname } from 'path';
 
 const __dirname = dirname(fileURLToPath(import.meta.url));
+const nhcarriganArray = Array.isArray(nhcarrigan) ? nhcarrigan : [nhcarrigan];
+
+// Jest globals that should be available in test files
+const jestGlobals = {
+  afterAll: 'readonly',
+  afterEach: 'readonly',
+  beforeAll: 'readonly',
+  beforeEach: 'readonly',
+  describe: 'readonly',
+  expect: 'readonly',
+  it: 'readonly',
+  jest: 'readonly',
+  test: 'readonly',
+};
+
+// Map the nhcarrigan configs to handle shared-types directory structure
+const mappedConfigs = nhcarriganArray.flatMap(config => {
+  if (!config.files) {
+    return [config];
+  }
+
+  const newFiles = config.files
+    .map(pattern => {
+      if (pattern.startsWith('src/')) {
+        return pattern.replace('src/', 'shared-types/src/');
+      } else if (pattern.startsWith('test/')) {
+        return pattern.replace('test/', 'shared-types/test/');
+      }
+      return pattern;
+    });
+
+  // Determine if this is a test file config
+  const isTestFile = newFiles[0]?.includes('test/');
+
+  // Update configs to handle shared-types directory structure
+  let updatedConfig = { ...config, files: newFiles };
+
+  if (config.languageOptions) {
+    const updatedLanguageOptions = { ...config.languageOptions };
+
+    // Add Jest globals for test files
+    if (isTestFile) {
+      updatedLanguageOptions.globals = { ...updatedLanguageOptions.globals, ...jestGlobals };
+    }
+
+    // Update parserOptions to use our tsconfig with proper tsconfigRootDir
+    if (config.languageOptions.parserOptions) {
+      updatedLanguageOptions.parserOptions = {
+        ...config.languageOptions.parserOptions,
+        tsconfigRootDir: __dirname,
+      };
+    }
+
+    updatedConfig = { ...updatedConfig, languageOptions: updatedLanguageOptions };
+  }
+
+  return [updatedConfig];
+});
 
 export default [
-  ...nhcarrigan,
   {
-    ignores: ['**/dist', '**/out-tsc', 'node_modules'],
+    ignores: ['dist', 'out-tsc', 'node_modules'],
   },
+  ...mappedConfigs,
+  // Disable vitest rules for this Jest project
   {
-    files: ['**/*.ts'],
-    languageOptions: {
-      parserOptions: {
-        project: './tsconfig.lib.json',
-        tsconfigRootDir: __dirname,
-      },
+    files: ['shared-types/test/**/*.spec.ts'],
+    rules: {
+      'vitest/consistent-test-filename': 'off',
+      'vitest/consistent-test-it': 'off',
+      'vitest/expect-expect': 'off',
+      'vitest/no-alias-methods': 'off',
+      'vitest/no-commented-out-tests': 'off',
+      'vitest/no-conditional-expect': 'off',
+      'vitest/no-conditional-in-test': 'off',
+      'vitest/no-conditional-tests': 'off',
+      'vitest/no-disabled-tests': 'off',
+      'vitest/no-duplicate-hooks': 'off',
+      'vitest/no-focused-tests': 'off',
+      'vitest/no-identical-title': 'off',
+      'vitest/no-standalone-expect': 'off',
+      'vitest/no-test-prefixes': 'off',
+      'vitest/no-test-return-statement': 'off',
+      'vitest/prefer-comparison-matcher': 'off',
+      'vitest/prefer-each': 'off',
+      'vitest/prefer-equality-matcher': 'off',
+      'vitest/prefer-expect-assertions': 'off',
+      'vitest/prefer-expect-resolves': 'off',
+      'vitest/prefer-hooks-in-order': 'off',
+      'vitest/prefer-hooks-on-top': 'off',
+      'vitest/prefer-lowercase-title': 'off',
+      'vitest/prefer-mock-promise-shorthand': 'off',
+      'vitest/prefer-spy-on': 'off',
+      'vitest/prefer-strict-equal': 'off',
+      'vitest/prefer-to-be': 'off',
+      'vitest/prefer-to-be-falsy': 'off',
+      'vitest/prefer-to-be-object': 'off',
+      'vitest/prefer-to-be-truthy': 'off',
+      'vitest/prefer-to-contain': 'off',
+      'vitest/prefer-to-have-length': 'off',
+      'vitest/prefer-todo': 'off',
+      'vitest/require-hook': 'off',
+      'vitest/require-to-throw-message': 'off',
+      'vitest/require-top-level-describe': 'off',
+      'vitest/valid-describe-callback': 'off',
+      'vitest/valid-expect': 'off',
+      'vitest/valid-title': 'off',
     },
   },
 ];
\ No newline at end of file
diff --git a/shared-types/jest.config.ts b/shared-types/jest.config.ts
new file mode 100644
index 0000000..647931b
--- /dev/null
+++ b/shared-types/jest.config.ts
@@ -0,0 +1,22 @@
+export default {
+  displayName: "shared-types",
+  preset: "../jest.preset.js",
+  testEnvironment: "node",
+  transform: {
+    "^.+\\.[tj]s$": ["ts-jest", { tsconfig: "<rootDir>/tsconfig.spec.json" }],
+  },
+  moduleFileExtensions: ["ts", "js", "html"],
+  coverageDirectory: "../coverage/shared-types",
+  coverageThreshold: {
+    global: {
+      branches: 100,
+      functions: 100,
+      lines: 100,
+      statements: 100,
+    },
+  },
+  collectCoverageFrom: [
+    "src/**/*.ts",
+    "!src/index.ts", // Just re-exports
+  ],
+};
\ No newline at end of file
diff --git a/shared-types/project.json b/shared-types/project.json
index 37ea472..0a4478f 100644
--- a/shared-types/project.json
+++ b/shared-types/project.json
@@ -5,5 +5,20 @@
   "projectType": "library",
   "tags": [],
   "// targets": "to see all targets run: nx show project shared-types --web",
-  "targets": {}
+  "targets": {
+    "lint": {
+      "executor": "@nx/eslint:lint",
+      "options": {
+        "lintFilePatterns": ["shared-types/**/*.ts"]
+      }
+    },
+    "test": {
+      "executor": "@nx/jest:jest",
+      "options": {
+        "jestConfig": "shared-types/jest.config.ts",
+        "passWithNoTests": true
+      },
+      "outputs": ["{workspaceRoot}/coverage/{projectRoot}"]
+    }
+  }
 }
diff --git a/shared-types/src/lib/book.types.ts b/shared-types/src/lib/book.types.ts
index f6f70eb..6083926 100644
--- a/shared-types/src/lib/book.types.ts
+++ b/shared-types/src/lib/book.types.ts
@@ -19,6 +19,7 @@ interface Book {
   isbn?:         string;
   status:        BookStatus;
   dateAdded:     Date;
+  dateStarted?:  Date;
   dateFinished?: Date;
   rating?:       number;
   notes?:        string;
@@ -30,18 +31,21 @@ interface Book {
 }
 
 interface CreateBookDto {
-  title:       string;
-  author:      string;
-  isbn?:       string;
-  status:      BookStatus;
-  rating?:     number;
-  notes?:      string;
-  coverImage?: string;
-  tags?:       Array<string>;
-  links?:      Array<Link>;
+  title:         string;
+  author:        string;
+  isbn?:         string;
+  status:        BookStatus;
+  dateStarted?:  Date;
+  dateFinished?: Date;
+  rating?:       number;
+  notes?:        string;
+  coverImage?:   string;
+  tags?:         Array<string>;
+  links?:        Array<Link>;
 }
 
 interface UpdateBookDto extends Partial<CreateBookDto> {
+  dateStarted?:  Date;
   dateFinished?: Date;
 }
 
diff --git a/shared-types/src/lib/game.types.ts b/shared-types/src/lib/game.types.ts
index 131e03a..aa55e87 100644
--- a/shared-types/src/lib/game.types.ts
+++ b/shared-types/src/lib/game.types.ts
@@ -18,7 +18,9 @@ interface Game {
   platform?:      string;
   status:         GameStatus;
   dateAdded:      Date;
+  dateStarted?:   Date;
   dateCompleted?: Date;
+  dateFinished?:  Date;
   rating?:        number;
   notes?:         string;
   coverImage?:    string;
@@ -29,18 +31,22 @@ interface Game {
 }
 
 interface CreateGameDto {
-  title:       string;
-  platform?:   string;
-  status:      GameStatus;
-  rating?:     number;
-  notes?:      string;
-  coverImage?: string;
-  tags?:       Array<string>;
-  links?:      Array<Link>;
+  title:        string;
+  platform?:    string;
+  status:       GameStatus;
+  dateStarted?:  Date;
+  dateFinished?: Date;
+  rating?:      number;
+  notes?:       string;
+  coverImage?:  string;
+  tags?:        Array<string>;
+  links?:       Array<Link>;
 }
 
 interface UpdateGameDto extends Partial<CreateGameDto> {
+  dateStarted?:   Date;
   dateCompleted?: Date;
+  dateFinished?:  Date;
 }
 
 export { type CreateGameDto, type Game, GameStatus, type UpdateGameDto };
diff --git a/shared-types/src/lib/manga.types.ts b/shared-types/src/lib/manga.types.ts
index 8367e8e..2bbe6da 100644
--- a/shared-types/src/lib/manga.types.ts
+++ b/shared-types/src/lib/manga.types.ts
@@ -18,7 +18,9 @@ interface Manga {
   author:         string;
   status:         MangaStatus;
   dateAdded:      Date;
+  dateStarted?:   Date;
   dateCompleted?: Date;
+  dateFinished?:  Date;
   rating?:        number;
   notes?:         string;
   coverImage?:    string;
@@ -29,18 +31,22 @@ interface Manga {
 }
 
 interface CreateMangaDto {
-  title:       string;
-  author:      string;
-  status:      MangaStatus;
-  rating?:     number;
-  notes?:      string;
-  coverImage?: string;
-  tags?:       Array<string>;
-  links?:      Array<Link>;
+  title:         string;
+  author:        string;
+  status:        MangaStatus;
+  dateStarted?:  Date;
+  dateFinished?: Date;
+  rating?:       number;
+  notes?:        string;
+  coverImage?:   string;
+  tags?:         Array<string>;
+  links?:        Array<Link>;
 }
 
 interface UpdateMangaDto extends Partial<CreateMangaDto> {
+  dateStarted?:   Date;
   dateCompleted?: Date;
+  dateFinished?:  Date;
 }
 
 export { MangaStatus };
diff --git a/shared-types/src/lib/music.types.ts b/shared-types/src/lib/music.types.ts
index 1a65813..f6dd4bf 100644
--- a/shared-types/src/lib/music.types.ts
+++ b/shared-types/src/lib/music.types.ts
@@ -25,7 +25,9 @@ interface Music {
   type:           MusicType;
   status:         MusicStatus;
   dateAdded:      Date;
+  dateStarted?:   Date;
   dateCompleted?: Date;
+  dateFinished?:  Date;
   rating?:        number;
   notes?:         string;
   coverArt?:      string;
@@ -36,19 +38,23 @@ interface Music {
 }
 
 interface CreateMusicDto {
-  title:     string;
-  artist:    string;
-  type:      MusicType;
-  status:    MusicStatus;
-  rating?:   number;
-  notes?:    string;
-  coverArt?: string;
-  tags?:     Array<string>;
-  links?:    Array<Link>;
+  title:         string;
+  artist:        string;
+  type:          MusicType;
+  status:        MusicStatus;
+  dateStarted?:  Date;
+  dateFinished?: Date;
+  rating?:       number;
+  notes?:        string;
+  coverArt?:     string;
+  tags?:         Array<string>;
+  links?:        Array<Link>;
 }
 
 interface UpdateMusicDto extends Partial<CreateMusicDto> {
+  dateStarted?:   Date;
   dateCompleted?: Date;
+  dateFinished?:  Date;
 }
 
 export { MusicStatus, MusicType };
diff --git a/shared-types/src/lib/show.types.ts b/shared-types/src/lib/show.types.ts
index a4951d6..6cd91fa 100644
--- a/shared-types/src/lib/show.types.ts
+++ b/shared-types/src/lib/show.types.ts
@@ -25,7 +25,9 @@ interface Show {
   type:           ShowType;
   status:         ShowStatus;
   dateAdded:      Date;
+  dateStarted?:   Date;
   dateCompleted?: Date;
+  dateFinished?:  Date;
   rating?:        number;
   notes?:         string;
   coverImage?:    string;
@@ -36,18 +38,22 @@ interface Show {
 }
 
 interface CreateShowDto {
-  title:       string;
-  type:        ShowType;
-  status:      ShowStatus;
-  rating?:     number;
-  notes?:      string;
-  coverImage?: string;
-  tags?:       Array<string>;
-  links?:      Array<Link>;
+  title:         string;
+  type:          ShowType;
+  status:        ShowStatus;
+  dateStarted?:  Date;
+  dateFinished?: Date;
+  rating?:       number;
+  notes?:        string;
+  coverImage?:   string;
+  tags?:         Array<string>;
+  links?:        Array<Link>;
 }
 
 interface UpdateShowDto extends Partial<CreateShowDto> {
+  dateStarted?:   Date;
   dateCompleted?: Date;
+  dateFinished?:  Date;
 }
 
 export { ShowStatus, ShowType };
diff --git a/shared-types/test/art.types.spec.ts b/shared-types/test/art.types.spec.ts
new file mode 100644
index 0000000..fe0993a
--- /dev/null
+++ b/shared-types/test/art.types.spec.ts
@@ -0,0 +1,110 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import type { Art, CreateArtDto, UpdateArtDto } from "../src/lib/art.types";
+
+describe("art Types", () => {
+  describe("art interface", () => {
+    it("should accept valid art object with minimal fields", () => {
+      const art: Art = {
+        artist:    "Jane Doe",
+        createdAt: new Date(),
+        dateAdded: new Date(),
+        id:        "art123",
+        imageUrl:  "https://example.com/sunset.jpg",
+        links:     [],
+        tags:      [],
+        title:     "Beautiful Sunset",
+        updatedAt: new Date(),
+      };
+
+      expect(art.description).toBeUndefined();
+      expect(art.tags).toEqual([]);
+    });
+
+    it("should accept valid art object with all fields", () => {
+      const fullArt: Art = {
+        artist:      "John Smith",
+        createdAt:   new Date("2024-01-01"),
+        dateAdded:   new Date("2024-01-01"),
+        description: "A breathtaking view of the mountains",
+        id:          "art456",
+        imageUrl:    "https://example.com/mountains.jpg",
+        links:       [
+          { title: "Artist Portfolio", url: "https://artist.com" },
+          { title: "Instagram", url: "https://instagram.com/artist" },
+        ],
+        tags:      [ "landscape", "nature", "mountains" ],
+        title:     "Mountain Landscape",
+        updatedAt: new Date("2024-01-02"),
+      };
+
+      expect(fullArt.description).toBe("A breathtaking view of the mountains");
+      expect(fullArt.tags).toHaveLength(3);
+      expect(fullArt.links).toHaveLength(2);
+    });
+  });
+
+  describe("createArtDto interface", () => {
+    it("should accept DTO with required fields only", () => {
+      const createDto: CreateArtDto = {
+        artist:   "New Artist",
+        imageUrl: "https://example.com/art.jpg",
+        title:    "New Artwork",
+      };
+
+      expect(createDto.description).toBeUndefined();
+      expect(createDto.tags).toBeUndefined();
+      expect(createDto.links).toBeUndefined();
+    });
+
+    it("should accept DTO with all fields", () => {
+      const fullCreateDto: CreateArtDto = {
+        artist:      "Famous Artist",
+        description: "Detailed description",
+        imageUrl:    "https://example.com/complete.jpg",
+        links:       [ { title: "Website", url: "https://website.com" } ],
+        tags:        [ "tag1", "tag2" ],
+        title:       "Complete Artwork",
+      };
+
+      expect(fullCreateDto.tags).toEqual([ "tag1", "tag2" ]);
+      expect(fullCreateDto.links).toHaveLength(1);
+    });
+  });
+
+  describe("updateArtDto type", () => {
+    it("should accept empty update DTO", () => {
+      const emptyUpdate: UpdateArtDto = {};
+      expect(emptyUpdate).toEqual({});
+    });
+
+    it("should accept partial updates", () => {
+      const partialUpdate: UpdateArtDto = {
+        tags:  [ "new-tag" ],
+        title: "Updated Title",
+      };
+
+      expect(partialUpdate.title).toBe("Updated Title");
+      expect(partialUpdate.artist).toBeUndefined();
+      expect(partialUpdate.tags).toEqual([ "new-tag" ]);
+    });
+
+    it("should accept full update", () => {
+      const fullUpdate: UpdateArtDto = {
+        artist:      "Different Artist",
+        description: "New description",
+        imageUrl:    "https://example.com/new-image.jpg",
+        links:       [ { title: "New Link", url: "https://newlink.com" } ],
+        tags:        [ "updated", "tags" ],
+        title:       "Completely New Title",
+      };
+
+      expect(fullUpdate.title).toBe("Completely New Title");
+      expect(fullUpdate.links).toHaveLength(1);
+    });
+  });
+});
diff --git a/shared-types/test/audit.types.spec.ts b/shared-types/test/audit.types.spec.ts
new file mode 100644
index 0000000..b9e436e
--- /dev/null
+++ b/shared-types/test/audit.types.spec.ts
@@ -0,0 +1,129 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import {
+  AuditAction,
+  AuditCategory,
+  type AuditLog,
+  type AuditLogFilters,
+  type AuditLogUser,
+} from "../src/lib/audit.types";
+
+describe("audit Types", () => {
+  describe("auditAction enum", () => {
+    it("should have all expected action values", () => {
+      expect(AuditAction.login).toBe("LOGIN");
+      expect(AuditAction.logout).toBe("LOGOUT");
+      expect(AuditAction.loginFailed).toBe("LOGIN_FAILED");
+      expect(AuditAction.commentCreate).toBe("COMMENT_CREATE");
+      expect(AuditAction.commentUpdate).toBe("COMMENT_UPDATE");
+      expect(AuditAction.commentDelete).toBe("COMMENT_DELETE");
+      expect(AuditAction.entryCreate).toBe("ENTRY_CREATE");
+      expect(AuditAction.entryUpdate).toBe("ENTRY_UPDATE");
+      expect(AuditAction.entryDelete).toBe("ENTRY_DELETE");
+      expect(AuditAction.like).toBe("LIKE");
+      expect(AuditAction.unlike).toBe("UNLIKE");
+      expect(AuditAction.userBan).toBe("USER_BAN");
+      expect(AuditAction.userUnban).toBe("USER_UNBAN");
+      expect(AuditAction.rateLimitExceeded).toBe("RATE_LIMIT_EXCEEDED");
+      expect(AuditAction.csrfValidationFailed).toBe("CSRF_VALIDATION_FAILED");
+      expect(AuditAction.unauthorizedAccess).toBe("UNAUTHORIZED_ACCESS");
+    });
+  });
+
+  describe("auditCategory enum", () => {
+    it("should have all expected category values", () => {
+      expect(AuditCategory.auth).toBe("AUTH");
+      expect(AuditCategory.content).toBe("CONTENT");
+      expect(AuditCategory.admin).toBe("ADMIN");
+      expect(AuditCategory.security).toBe("SECURITY");
+    });
+  });
+
+  describe("auditLogUser interface", () => {
+    it("should accept valid user objects", () => {
+      const userWithAvatar: AuditLogUser = {
+        avatar:   "https://example.com/avatar.png",
+        id:       "user123",
+        username: "testuser",
+      };
+
+      const userWithoutAvatar: AuditLogUser = {
+        id:       "user456",
+        username: "anotheruser",
+      };
+
+      expect(userWithAvatar.avatar).toBe("https://example.com/avatar.png");
+      expect(userWithoutAvatar.avatar).toBeUndefined();
+    });
+  });
+
+  describe("auditLog interface", () => {
+    it("should accept valid audit log with minimal fields", () => {
+      const minimalLog: AuditLog = {
+        action:    AuditAction.login,
+        category:  AuditCategory.auth,
+        createdAt: new Date(),
+        id:        "log123",
+        success:   true,
+      };
+
+      expect(minimalLog.userId).toBeUndefined();
+      expect(minimalLog.details).toBeUndefined();
+    });
+
+    it("should accept valid audit log with all fields", () => {
+      const fullLog: AuditLog = {
+        action:       AuditAction.commentDelete,
+        category:     AuditCategory.admin,
+        createdAt:    new Date(),
+        details:      "Admin deleted inappropriate comment",
+        id:           "log456",
+        resourceId:   "comment123",
+        resourceType: "comment",
+        success:      true,
+        targetUser:   {
+          id:       "user789",
+          username: "targetuser",
+        },
+        targetUserId: "user789",
+        user:         {
+          avatar:   "https://example.com/avatar.png",
+          id:       "user123",
+          username: "admin",
+        },
+        userAgent: "Mozilla/5.0 (Windows NT 10.0; Win64; x64)",
+        userId:    "user123",
+      };
+
+      expect(fullLog.user?.username).toBe("admin");
+      expect(fullLog.targetUser?.username).toBe("targetuser");
+    });
+  });
+
+  describe("auditLogFilters interface", () => {
+    it("should accept empty filters", () => {
+      const emptyFilters: AuditLogFilters = {};
+      expect(emptyFilters).toEqual({});
+    });
+
+    it("should accept filters with all fields", () => {
+      const fullFilters: AuditLogFilters = {
+        action:    AuditAction.login,
+        category:  AuditCategory.auth,
+        endDate:   new Date("2024-12-31"),
+        limit:     50,
+        page:      1,
+        startDate: new Date("2024-01-01"),
+        success:   true,
+        userId:    "user123",
+      };
+
+      expect(fullFilters.page).toBe(1);
+      expect(fullFilters.limit).toBe(50);
+    });
+  });
+});
diff --git a/shared-types/test/auth.types.spec.ts b/shared-types/test/auth.types.spec.ts
new file mode 100644
index 0000000..3354dae
--- /dev/null
+++ b/shared-types/test/auth.types.spec.ts
@@ -0,0 +1,118 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import type { AuthResponse, JwtPayload, User } from "../src/lib/auth.types";
+
+describe("auth Types", () => {
+  describe("user interface", () => {
+    it("should accept valid user objects", () => {
+      const userWithAvatar: User = {
+        avatar:    "https://example.com/avatar.png",
+        discordId: "discord123",
+        email:     "test@example.com",
+        id:        "user123",
+        inDiscord: true,
+        isAdmin:   true,
+        isBanned:  false,
+        isMod:     true,
+        isStaff:   true,
+        isVip:     false,
+        username:  "testuser",
+      };
+
+      const userWithoutAvatar: User = {
+        discordId: "discord456",
+        email:     "another@example.com",
+        id:        "user456",
+        inDiscord: false,
+        isAdmin:   false,
+        isBanned:  false,
+        isMod:     false,
+        isStaff:   false,
+        isVip:     true,
+        username:  "anotheruser",
+      };
+
+      expect(userWithAvatar.avatar).toBe("https://example.com/avatar.png");
+      expect(userWithoutAvatar.avatar).toBeUndefined();
+      expect(userWithAvatar.isAdmin).toBeTruthy();
+      expect(userWithoutAvatar.isVip).toBeTruthy();
+    });
+
+    it("should handle all boolean flags correctly", () => {
+      const bannedUser: User = {
+        discordId: "discord789",
+        email:     "banned@example.com",
+        id:        "banned123",
+        inDiscord: false,
+        isAdmin:   false,
+        isBanned:  true,
+        isMod:     false,
+        isStaff:   false,
+        isVip:     false,
+        username:  "banneduser",
+      };
+
+      expect(bannedUser.isBanned).toBeTruthy();
+      expect(bannedUser.isAdmin).toBeFalsy();
+      expect(bannedUser.inDiscord).toBeFalsy();
+    });
+  });
+
+  describe("jwtPayload interface", () => {
+    it("should accept JWT payload with required fields", () => {
+      const payload: JwtPayload = {
+        email:    "test@example.com",
+        isAdmin:  false,
+        sub:      "user123",
+        username: "testuser",
+      };
+
+      expect(payload.sub).toBe("user123");
+      expect(payload.iat).toBeUndefined();
+      expect(payload.exp).toBeUndefined();
+    });
+
+    it("should accept JWT payload with timestamps", () => {
+      const now = Math.floor(Date.now() / 1000);
+      const payloadWithTimestamps: JwtPayload = {
+        email:    "another@example.com",
+        exp:      now + 3600,
+        iat:      now,
+        isAdmin:  true,
+        sub:      "user456",
+        username: "anotheruser", // 1 hour
+      };
+
+      expect(payloadWithTimestamps.iat).toBe(now);
+      expect(payloadWithTimestamps.exp).toBe(now + 3600);
+    });
+  });
+
+  describe("authResponse interface", () => {
+    it("should accept valid auth response", () => {
+      const authResponse: AuthResponse = {
+        accessToken: "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...",
+        user:        {
+          avatar:    "https://example.com/avatar.png",
+          discordId: "discord123",
+          email:     "test@example.com",
+          id:        "user123",
+          inDiscord: true,
+          isAdmin:   false,
+          isBanned:  false,
+          isMod:     false,
+          isStaff:   false,
+          isVip:     false,
+          username:  "testuser",
+        },
+      };
+
+      expect(authResponse.accessToken).toContain("eyJ");
+      expect(authResponse.user.username).toBe("testuser");
+    });
+  });
+});
diff --git a/shared-types/test/book.types.spec.ts b/shared-types/test/book.types.spec.ts
new file mode 100644
index 0000000..c626932
--- /dev/null
+++ b/shared-types/test/book.types.spec.ts
@@ -0,0 +1,150 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import { BookStatus } from "../src/lib/book.types";
+import type { Book, CreateBookDto, UpdateBookDto } from "../src/lib/book.types";
+
+describe("book Types", () => {
+  describe("bookStatus enum", () => {
+    it("should have the correct values", () => {
+      expect(BookStatus.reading).toBe("READING");
+      expect(BookStatus.finished).toBe("FINISHED");
+      expect(BookStatus.toRead).toBe("TO_READ");
+    });
+
+    it("should have all expected enum values", () => {
+      const values = Object.values(BookStatus);
+      expect(values).toHaveLength(3);
+      expect(values).toContain("READING");
+      expect(values).toContain("FINISHED");
+      expect(values).toContain("TO_READ");
+    });
+  });
+
+  describe("book interface", () => {
+    it("should accept valid book object with minimal fields", () => {
+      const book: Book = {
+        author:    "F. Scott Fitzgerald",
+        createdAt: new Date("2024-01-15"),
+        dateAdded: new Date("2024-01-15"),
+        id:        "book123",
+        links:     [],
+        status:    BookStatus.reading,
+        tags:      [],
+        title:     "The Great Gatsby",
+        updatedAt: new Date("2024-01-16"),
+      };
+
+      expect(book.isbn).toBeUndefined();
+      expect(book.dateFinished).toBeUndefined();
+      expect(book.rating).toBeUndefined();
+      expect(book.notes).toBeUndefined();
+      expect(book.coverImage).toBeUndefined();
+    });
+
+    it("should accept valid book object with all fields", () => {
+      const fullBook: Book = {
+        author:       "George Orwell",
+        coverImage:   "https://example.com/1984-cover.jpg",
+        createdAt:    new Date("2024-01-01"),
+        dateAdded:    new Date("2024-01-01"),
+        dateFinished: new Date("2024-01-20"),
+        id:           "book456",
+        isbn:         "978-0-452-28423-4",
+        links:        [
+          { title: "Goodreads", url: "https://goodreads.com/book/1984" },
+          { title: "Wikipedia", url: "https://wikipedia.org/wiki/1984" },
+        ],
+        notes:     "A dystopian masterpiece that remains relevant",
+        rating:    5,
+        status:    BookStatus.finished,
+        tags:      [ "dystopian", "classic", "political" ],
+        title:     "1984",
+        updatedAt: new Date("2024-01-20"),
+      };
+
+      expect(fullBook.isbn).toBe("978-0-452-28423-4");
+      expect(fullBook.rating).toBe(5);
+      expect(fullBook.tags).toHaveLength(3);
+      expect(fullBook.links).toHaveLength(2);
+    });
+  });
+
+  describe("createBookDto interface", () => {
+    it("should accept DTO with required fields only", () => {
+      const createDto: CreateBookDto = {
+        author: "Harper Lee",
+        status: BookStatus.toRead,
+        title:  "To Kill a Mockingbird",
+      };
+
+      expect(createDto.isbn).toBeUndefined();
+      expect(createDto.rating).toBeUndefined();
+      expect(createDto.notes).toBeUndefined();
+      expect(createDto.coverImage).toBeUndefined();
+      expect(createDto.tags).toBeUndefined();
+      expect(createDto.links).toBeUndefined();
+    });
+
+    it("should accept DTO with all fields", () => {
+      const fullCreateDto: CreateBookDto = {
+        author:     "J.R.R. Tolkien",
+        coverImage: "https://example.com/hobbit-cover.jpg",
+        isbn:       "978-0-547-92822-7",
+        links:      [ { title: "Author Website", url: "https://tolkien.com" } ],
+        notes:      "Starting the journey to Middle-earth",
+        rating:     4,
+        status:     BookStatus.reading,
+        tags:       [ "fantasy", "adventure", "classic" ],
+        title:      "The Hobbit",
+      };
+
+      expect(fullCreateDto.isbn).toBe("978-0-547-92822-7");
+      expect(fullCreateDto.rating).toBe(4);
+      expect(fullCreateDto.tags).toEqual([ "fantasy", "adventure", "classic" ]);
+      expect(fullCreateDto.links).toHaveLength(1);
+    });
+  });
+
+  describe("updateBookDto type", () => {
+    it("should accept empty update DTO", () => {
+      const emptyUpdate: UpdateBookDto = {};
+      expect(emptyUpdate).toEqual({});
+    });
+
+    it("should accept partial updates including dateFinished", () => {
+      const partialUpdate: UpdateBookDto = {
+        dateFinished: new Date("2024-02-01"),
+        rating:       5,
+        status:       BookStatus.finished,
+      };
+
+      expect(partialUpdate.status).toBe(BookStatus.finished);
+      expect(partialUpdate.dateFinished).toEqual(new Date("2024-02-01"));
+      expect(partialUpdate.rating).toBe(5);
+      expect(partialUpdate.title).toBeUndefined();
+    });
+
+    it("should accept full update", () => {
+      const fullUpdate: UpdateBookDto = {
+        author:       "Different Author",
+        coverImage:   "https://example.com/new-cover.jpg",
+        dateFinished: new Date("2024-02-15"),
+        isbn:         "978-1-234-56789-0",
+        links:        [ { title: "New Link", url: "https://newlink.com" } ],
+        notes:        "Updated notes after finishing",
+        rating:       3,
+        status:       BookStatus.finished,
+        tags:         [ "updated", "tags" ],
+        title:        "Updated Title",
+      };
+
+      expect(fullUpdate.title).toBe("Updated Title");
+      expect(fullUpdate.dateFinished).toEqual(new Date("2024-02-15"));
+      expect(fullUpdate.links).toHaveLength(1);
+    });
+  });
+});
diff --git a/shared-types/test/comment.types.spec.ts b/shared-types/test/comment.types.spec.ts
new file mode 100644
index 0000000..fb40e37
--- /dev/null
+++ b/shared-types/test/comment.types.spec.ts
@@ -0,0 +1,195 @@
+/**
+ * @copyright 2026 NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import type { CommentUser, Comment, CreateCommentDto } from "../src/lib/comment.types";
+
+describe("comment Types", () => {
+  describe("commentUser interface", () => {
+    it("should accept valid user object with minimal fields", () => {
+      const user: CommentUser = {
+        id:       "user123",
+        username: "testuser",
+      };
+
+      expect(user.avatar).toBeUndefined();
+      expect(user.inDiscord).toBeUndefined();
+      expect(user.isVip).toBeUndefined();
+      expect(user.isMod).toBeUndefined();
+      expect(user.isStaff).toBeUndefined();
+    });
+
+    it("should accept valid user object with all fields", () => {
+      const fullUser: CommentUser = {
+        avatar:    "https://example.com/avatar.png",
+        id:        "user456",
+        inDiscord: true,
+        isMod:     true,
+        isStaff:   false,
+        isVip:     true,
+        username:  "vipmoduser",
+      };
+
+      expect(fullUser.avatar).toBe("https://example.com/avatar.png");
+      expect(fullUser.inDiscord).toBeTruthy();
+      expect(fullUser.isVip).toBeTruthy();
+      expect(fullUser.isMod).toBeTruthy();
+      expect(fullUser.isStaff).toBeFalsy();
+    });
+  });
+
+  describe("comment interface", () => {
+    it("should accept valid comment object with minimal fields", () => {
+      const comment: Comment = {
+        content:   "This is a great book!",
+        createdAt: new Date("2024-01-15"),
+        id:        "comment123",
+        updatedAt: new Date("2024-01-15"),
+        user:      {
+          id:       "user123",
+          username: "bookworm",
+        },
+        userId: "user123",
+      };
+
+      expect(comment.rawContent).toBeUndefined();
+      expect(comment.gameId).toBeUndefined();
+      expect(comment.bookId).toBeUndefined();
+      expect(comment.musicId).toBeUndefined();
+      expect(comment.artId).toBeUndefined();
+      expect(comment.showId).toBeUndefined();
+      expect(comment.mangaId).toBeUndefined();
+    });
+
+    it("should accept comment for a book", () => {
+      const bookComment: Comment = {
+        bookId:     "book123",
+        content:    "<p>Amazing read!</p>",
+        createdAt:  new Date("2024-01-20"),
+        id:         "comment456",
+        rawContent: "Amazing read!",
+        updatedAt:  new Date("2024-01-21"),
+        user:       {
+          avatar:    "https://example.com/reader.png",
+          id:        "user789",
+          inDiscord: true,
+          isMod:     false,
+          isStaff:   false,
+          isVip:     false,
+          username:  "reader",
+        },
+        userId: "user789",
+      };
+
+      expect(bookComment.bookId).toBe("book123");
+      expect(bookComment.rawContent).toBe("Amazing read!");
+      expect(bookComment.gameId).toBeUndefined();
+    });
+
+    it("should accept comment for a game", () => {
+      const gameComment: Comment = {
+        content:   "Best game ever!",
+        createdAt: new Date("2024-02-01"),
+        gameId:    "game789",
+        id:        "comment789",
+        updatedAt: new Date("2024-02-01"),
+        user:      {
+          id:       "user456",
+          username: "gamer",
+        },
+        userId: "user456",
+      };
+
+      expect(gameComment.gameId).toBe("game789");
+      expect(gameComment.bookId).toBeUndefined();
+    });
+
+    it("should accept comment for music", () => {
+      const musicComment: Comment = {
+        content:   "Beautiful album",
+        createdAt: new Date("2024-02-10"),
+        id:        "comment999",
+        musicId:   "music123",
+        updatedAt: new Date("2024-02-10"),
+        user:      {
+          id:       "user111",
+          username: "musiclover",
+        },
+        userId: "user111",
+      };
+
+      expect(musicComment.musicId).toBe("music123");
+    });
+
+    it("should accept comment for art", () => {
+      const artComment: Comment = {
+        artId:     "art456",
+        content:   "Stunning artwork!",
+        createdAt: new Date("2024-02-15"),
+        id:        "comment111",
+        updatedAt: new Date("2024-02-15"),
+        user:      {
+          id:       "user222",
+          username: "artcritic",
+        },
+        userId: "user222",
+      };
+
+      expect(artComment.artId).toBe("art456");
+    });
+
+    it("should accept comment for a show", () => {
+      const showComment: Comment = {
+        content:   "Great series!",
+        createdAt: new Date("2024-02-20"),
+        id:        "comment222",
+        showId:    "show789",
+        updatedAt: new Date("2024-02-20"),
+        user:      {
+          id:       "user333",
+          username: "tvfan",
+        },
+        userId: "user333",
+      };
+
+      expect(showComment.showId).toBe("show789");
+    });
+
+    it("should accept comment for manga", () => {
+      const mangaComment: Comment = {
+        content:   "Awesome manga!",
+        createdAt: new Date("2024-02-25"),
+        id:        "comment333",
+        mangaId:   "manga123",
+        updatedAt: new Date("2024-02-25"),
+        user:      {
+          id:       "user444",
+          username: "mangareader",
+        },
+        userId: "user444",
+      };
+
+      expect(mangaComment.mangaId).toBe("manga123");
+    });
+  });
+
+  describe("createCommentDto interface", () => {
+    it("should accept DTO with content", () => {
+      const createDto: CreateCommentDto = {
+        content: "This is my comment",
+      };
+
+      expect(createDto.content).toBe("This is my comment");
+    });
+
+    it("should accept DTO with formatted content", () => {
+      const createDto: CreateCommentDto = {
+        content: "<p>This is <strong>formatted</strong> content!</p>",
+      };
+
+      expect(createDto.content).toBe("<p>This is <strong>formatted</strong> content!</p>");
+    });
+  });
+});
diff --git a/shared-types/test/common.types.spec.ts b/shared-types/test/common.types.spec.ts
new file mode 100644
index 0000000..d5bc3ed
--- /dev/null
+++ b/shared-types/test/common.types.spec.ts
@@ -0,0 +1,37 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import type { Link } from "../src/lib/common.types";
+
+describe("common Types", () => {
+  describe("link interface", () => {
+    it("should accept valid Link objects", () => {
+      const validLink: Link = {
+        title: "Example Website",
+        url:   "https://example.com",
+      };
+
+      expect(validLink.title).toBe("Example Website");
+      expect(validLink.url).toBe("https://example.com");
+    });
+
+    it("should work with different URL formats", () => {
+      const links: Array<Link> = [
+        { title: "HTTP URL", url: "http://example.com" },
+        { title: "HTTPS URL", url: "https://example.com" },
+        { title: "Relative URL", url: "/path/to/page" },
+        { title: "URL with query", url: "https://example.com?query=value" },
+        { title: "URL with anchor", url: "https://example.com#section" },
+      ];
+
+      expect(links).toHaveLength(5);
+      for (const link of links) {
+        expect(link).toHaveProperty("title");
+        expect(link).toHaveProperty("url");
+      }
+    });
+  });
+});
diff --git a/shared-types/test/game.types.spec.ts b/shared-types/test/game.types.spec.ts
new file mode 100644
index 0000000..a8c89f2
--- /dev/null
+++ b/shared-types/test/game.types.spec.ts
@@ -0,0 +1,175 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import { GameStatus } from "../src/lib/game.types";
+import type { Game, CreateGameDto, UpdateGameDto } from "../src/lib/game.types";
+
+describe("game Types", () => {
+  describe("gameStatus enum", () => {
+    it("should have the correct values", () => {
+      expect(GameStatus.playing).toBe("PLAYING");
+      expect(GameStatus.completed).toBe("COMPLETED");
+      expect(GameStatus.backlog).toBe("BACKLOG");
+    });
+
+    it("should have all expected enum values", () => {
+      const values = Object.values(GameStatus);
+      expect(values).toHaveLength(3);
+      expect(values).toContain("PLAYING");
+      expect(values).toContain("COMPLETED");
+      expect(values).toContain("BACKLOG");
+    });
+  });
+
+  describe("game interface", () => {
+    it("should accept valid game object with minimal fields", () => {
+      const game: Game = {
+        createdAt: new Date("2024-01-15"),
+        dateAdded: new Date("2024-01-15"),
+        id:        "game123",
+        links:     [],
+        status:    GameStatus.playing,
+        tags:      [],
+        title:     "The Legend of Zelda: Breath of the Wild",
+        updatedAt: new Date("2024-01-16"),
+      };
+
+      expect(game.platform).toBeUndefined();
+      expect(game.dateCompleted).toBeUndefined();
+      expect(game.rating).toBeUndefined();
+      expect(game.notes).toBeUndefined();
+      expect(game.coverImage).toBeUndefined();
+    });
+
+    it("should accept valid game object with all fields", () => {
+      const fullGame: Game = {
+        coverImage:    "https://example.com/hades-cover.jpg",
+        createdAt:     new Date("2024-01-01"),
+        dateAdded:     new Date("2024-01-01"),
+        dateCompleted: new Date("2024-01-20"),
+        id:            "game456",
+        links:         [
+          { title: "Steam", url: "https://store.steampowered.com/app/hades" },
+          { title: "Official Site", url: "https://supergiantgames.com/hades" },
+        ],
+        notes:     "One of the best roguelikes ever made",
+        platform:  "Nintendo Switch",
+        rating:    5,
+        status:    GameStatus.completed,
+        tags:      [ "roguelike", "indie", "action", "mythology" ],
+        title:     "Hades",
+        updatedAt: new Date("2024-01-20"),
+      };
+
+      expect(fullGame.platform).toBe("Nintendo Switch");
+      expect(fullGame.rating).toBe(5);
+      expect(fullGame.tags).toHaveLength(4);
+      expect(fullGame.links).toHaveLength(2);
+    });
+
+    it("should accept games on different platforms", () => {
+      const pcGame: Game = {
+        createdAt: new Date("2024-02-01"),
+        dateAdded: new Date("2024-02-01"),
+        id:        "game789",
+        links:     [],
+        platform:  "PC",
+        status:    GameStatus.completed,
+        tags:      [ "puzzle", "first-person" ],
+        title:     "Portal 2",
+        updatedAt: new Date("2024-02-01"),
+      };
+
+      const ps5Game: Game = {
+        createdAt: new Date("2024-02-05"),
+        dateAdded: new Date("2024-02-05"),
+        id:        "game999",
+        links:     [],
+        platform:  "PlayStation 5",
+        status:    GameStatus.backlog,
+        tags:      [ "action", "superhero" ],
+        title:     "Spider-Man: Miles Morales",
+        updatedAt: new Date("2024-02-05"),
+      };
+
+      expect(pcGame.platform).toBe("PC");
+      expect(ps5Game.platform).toBe("PlayStation 5");
+    });
+  });
+
+  describe("createGameDto interface", () => {
+    it("should accept DTO with required fields only", () => {
+      const createDto: CreateGameDto = {
+        status: GameStatus.backlog,
+        title:  "Elden Ring",
+      };
+
+      expect(createDto.platform).toBeUndefined();
+      expect(createDto.rating).toBeUndefined();
+      expect(createDto.notes).toBeUndefined();
+      expect(createDto.coverImage).toBeUndefined();
+      expect(createDto.tags).toBeUndefined();
+      expect(createDto.links).toBeUndefined();
+    });
+
+    it("should accept DTO with all fields", () => {
+      const fullCreateDto: CreateGameDto = {
+        coverImage: "https://example.com/hollow-knight.jpg",
+        links:      [ { title: "Wiki", url: "https://hollowknight.wiki" } ],
+        notes:      "Beautiful metroidvania with challenging gameplay",
+        platform:   "Nintendo Switch",
+        rating:     4,
+        status:     GameStatus.playing,
+        tags:       [ "metroidvania", "indie", "platformer" ],
+        title:      "Hollow Knight",
+      };
+
+      expect(fullCreateDto.platform).toBe("Nintendo Switch");
+      expect(fullCreateDto.rating).toBe(4);
+      expect(fullCreateDto.tags).toEqual([ "metroidvania", "indie", "platformer" ]);
+      expect(fullCreateDto.links).toHaveLength(1);
+    });
+  });
+
+  describe("updateGameDto type", () => {
+    it("should accept empty update DTO", () => {
+      const emptyUpdate: UpdateGameDto = {};
+      expect(emptyUpdate).toEqual({});
+    });
+
+    it("should accept partial updates including dateCompleted", () => {
+      const partialUpdate: UpdateGameDto = {
+        dateCompleted: new Date("2024-02-10"),
+        rating:        5,
+        status:        GameStatus.completed,
+      };
+
+      expect(partialUpdate.status).toBe(GameStatus.completed);
+      expect(partialUpdate.dateCompleted).toEqual(new Date("2024-02-10"));
+      expect(partialUpdate.rating).toBe(5);
+      expect(partialUpdate.title).toBeUndefined();
+    });
+
+    it("should accept full update", () => {
+      const fullUpdate: UpdateGameDto = {
+        coverImage:    "https://example.com/new-cover.jpg",
+        dateCompleted: new Date("2024-02-15"),
+        links:         [ { title: "New Link", url: "https://newlink.com" } ],
+        notes:         "Updated after completion",
+        platform:      "Xbox Series X",
+        rating:        3,
+        status:        GameStatus.completed,
+        tags:          [ "updated", "tags" ],
+        title:         "Updated Game Title",
+      };
+
+      expect(fullUpdate.title).toBe("Updated Game Title");
+      expect(fullUpdate.platform).toBe("Xbox Series X");
+      expect(fullUpdate.dateCompleted).toEqual(new Date("2024-02-15"));
+      expect(fullUpdate.links).toHaveLength(1);
+    });
+  });
+});
diff --git a/shared-types/test/like.types.spec.ts b/shared-types/test/like.types.spec.ts
new file mode 100644
index 0000000..db8f5c6
--- /dev/null
+++ b/shared-types/test/like.types.spec.ts
@@ -0,0 +1,228 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import type { Like, CreateLikeDto, LikeResponse, LikedItemDto, LikeCountDto } from "../src/lib/like.types";
+
+describe("like Types", () => {
+  describe("like interface", () => {
+    it("should accept valid like object for a book", () => {
+      const bookLike: Like = {
+        createdAt:  new Date("2024-01-15"),
+        entityId:   "book456",
+        entityType: "book",
+        id:         "like123",
+        userId:     "user123",
+      };
+
+      expect(bookLike.entityType).toBe("book");
+      expect(bookLike.entityId).toBe("book456");
+    });
+
+    it("should accept valid like object for a game", () => {
+      const gameLike: Like = {
+        createdAt:  new Date("2024-01-20"),
+        entityId:   "game123",
+        entityType: "game",
+        id:         "like456",
+        userId:     "user789",
+      };
+
+      expect(gameLike.entityType).toBe("game");
+      expect(gameLike.entityId).toBe("game123");
+    });
+
+    it("should accept likes for all entity types", () => {
+      const showLike: Like = {
+        createdAt:  new Date("2024-02-01"),
+        entityId:   "show222",
+        entityType: "show",
+        id:         "like789",
+        userId:     "user111",
+      };
+
+      const mangaLike: Like = {
+        createdAt:  new Date("2024-02-05"),
+        entityId:   "manga444",
+        entityType: "manga",
+        id:         "like999",
+        userId:     "user333",
+      };
+
+      const musicLike: Like = {
+        createdAt:  new Date("2024-02-10"),
+        entityId:   "music666",
+        entityType: "music",
+        id:         "like111",
+        userId:     "user555",
+      };
+
+      const artLike: Like = {
+        createdAt:  new Date("2024-02-15"),
+        entityId:   "art888",
+        entityType: "art",
+        id:         "like222",
+        userId:     "user777",
+      };
+
+      expect(showLike.entityType).toBe("show");
+      expect(mangaLike.entityType).toBe("manga");
+      expect(musicLike.entityType).toBe("music");
+      expect(artLike.entityType).toBe("art");
+    });
+  });
+
+  describe("createLikeDto type", () => {
+    it("should pick only entityType and entityId from Like", () => {
+      const createDto: CreateLikeDto = {
+        entityId:   "book123",
+        entityType: "book",
+      };
+
+      expect(createDto.entityType).toBe("book");
+      expect(createDto.entityId).toBe("book123");
+      // Verify it only has these two properties
+      expect(Object.keys(createDto)).toHaveLength(2);
+    });
+
+    it("should accept different entity types", () => {
+      const gameDto: CreateLikeDto = {
+        entityId:   "game456",
+        entityType: "game",
+      };
+
+      const artDto: CreateLikeDto = {
+        entityId:   "art789",
+        entityType: "art",
+      };
+
+      expect(gameDto.entityType).toBe("game");
+      expect(artDto.entityType).toBe("art");
+    });
+  });
+
+  describe("likeCountDto interface", () => {
+    it("should accept valid like count object", () => {
+      const likeCount: LikeCountDto = {
+        count:      42,
+        entityId:   "book123",
+        entityType: "book",
+      };
+
+      expect(likeCount.count).toBe(42);
+      expect(likeCount.entityType).toBe("book");
+    });
+
+    it("should accept like counts for different entities", () => {
+      const gameLikeCount: LikeCountDto = {
+        count:      15,
+        entityId:   "game456",
+        entityType: "game",
+      };
+
+      const showLikeCount: LikeCountDto = {
+        count:      0,
+        entityId:   "show789",
+        entityType: "show",
+      };
+
+      expect(gameLikeCount.count).toBe(15);
+      expect(showLikeCount.count).toBe(0);
+    });
+  });
+
+  describe("likedItemDto interface", () => {
+    it("should accept liked item with unknown item type", () => {
+      const likedBook: LikedItemDto = {
+        item: {
+          author: "F. Scott Fitzgerald",
+          id:     "book456",
+          title:  "The Great Gatsby",
+          // ... other book properties
+        },
+        like: {
+          createdAt:  new Date("2024-01-15"),
+          entityId:   "book456",
+          entityType: "book",
+          id:         "like123",
+          userId:     "user123",
+        },
+      };
+
+      expect(likedBook.like.entityType).toBe("book");
+      expect(likedBook.item).toBeDefined();
+    });
+
+    it("should accept liked items for different entity types", () => {
+      const likedGame: LikedItemDto = {
+        item: {
+          id:       "game123",
+          platform: "Nintendo Switch",
+          title:    "Hades",
+          // ... other game properties
+        },
+        like: {
+          createdAt:  new Date("2024-02-01"),
+          entityId:   "game123",
+          entityType: "game",
+          id:         "like456",
+          userId:     "user789",
+        },
+      };
+
+      const likedArt: LikedItemDto = {
+        item: {
+          artist:   "Jane Doe",
+          id:       "art456",
+          imageUrl: "https://example.com/sunset.jpg",
+          title:    "Beautiful Sunset",
+          // ... other art properties
+        },
+        like: {
+          createdAt:  new Date("2024-02-10"),
+          entityId:   "art456",
+          entityType: "art",
+          id:         "like789",
+          userId:     "user999",
+        },
+      };
+
+      expect(likedGame.like.entityType).toBe("game");
+      expect(likedArt.like.entityType).toBe("art");
+    });
+  });
+
+  describe("likeResponse interface", () => {
+    it("should accept response with liked true", () => {
+      const likedResponse: LikeResponse = {
+        count: 10,
+        liked: true,
+      };
+
+      expect(likedResponse.liked).toBeTruthy();
+      expect(likedResponse.count).toBe(10);
+    });
+
+    it("should accept response with liked false", () => {
+      const notLikedResponse: LikeResponse = {
+        count: 5,
+        liked: false,
+      };
+
+      expect(notLikedResponse.liked).toBeFalsy();
+      expect(notLikedResponse.count).toBe(5);
+    });
+
+    it("should accept response with zero count", () => {
+      const zeroResponse: LikeResponse = {
+        count: 0,
+        liked: false,
+      };
+
+      expect(zeroResponse.liked).toBeFalsy();
+      expect(zeroResponse.count).toBe(0);
+    });
+  });
+});
diff --git a/shared-types/test/manga.types.spec.ts b/shared-types/test/manga.types.spec.ts
new file mode 100644
index 0000000..0753302
--- /dev/null
+++ b/shared-types/test/manga.types.spec.ts
@@ -0,0 +1,172 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import { MangaStatus } from "../src/lib/manga.types";
+import type { Manga, CreateMangaDto, UpdateMangaDto } from "../src/lib/manga.types";
+
+describe("manga Types", () => {
+  describe("mangaStatus enum", () => {
+    it("should have the correct values", () => {
+      expect(MangaStatus.reading).toBe("READING");
+      expect(MangaStatus.completed).toBe("COMPLETED");
+      expect(MangaStatus.wantToRead).toBe("WANT_TO_READ");
+    });
+
+    it("should have all expected enum values", () => {
+      const values = Object.values(MangaStatus);
+      expect(values).toHaveLength(3);
+      expect(values).toContain("READING");
+      expect(values).toContain("COMPLETED");
+      expect(values).toContain("WANT_TO_READ");
+    });
+  });
+
+  describe("manga interface", () => {
+    it("should accept valid manga object with minimal fields", () => {
+      const manga: Manga = {
+        author:    "Tsugumi Ohba",
+        createdAt: new Date("2024-01-15"),
+        dateAdded: new Date("2024-01-15"),
+        id:        "manga123",
+        links:     [],
+        status:    MangaStatus.reading,
+        tags:      [],
+        title:     "Death Note",
+        updatedAt: new Date("2024-01-16"),
+      };
+
+      expect(manga.dateCompleted).toBeUndefined();
+      expect(manga.rating).toBeUndefined();
+      expect(manga.notes).toBeUndefined();
+      expect(manga.coverImage).toBeUndefined();
+    });
+
+    it("should accept valid manga object with all fields", () => {
+      const fullManga: Manga = {
+        author:        "Eiichiro Oda",
+        coverImage:    "https://example.com/onepiece-cover.jpg",
+        createdAt:     new Date("2024-01-01"),
+        dateAdded:     new Date("2024-01-01"),
+        dateCompleted: undefined,
+        id:            "manga456",
+        links:         [
+          { title: "MyAnimeList", url: "https://myanimelist.net/manga/13" },
+          { title: "Official Site", url: "https://one-piece.com" },
+        ],
+
+        notes: "Epic adventure that keeps getting better",
+
+        // Still ongoing
+        rating: 5,
+
+        status: MangaStatus.reading,
+
+        tags:      [ "adventure", "shounen", "pirates", "long-running" ],
+        title:     "One Piece",
+        updatedAt: new Date("2024-02-01"),
+      };
+
+      expect(fullManga.author).toBe("Eiichiro Oda");
+      expect(fullManga.rating).toBe(5);
+      expect(fullManga.tags).toHaveLength(4);
+      expect(fullManga.links).toHaveLength(2);
+    });
+
+    it("should accept completed manga", () => {
+      const completedManga: Manga = {
+        author:        "Hiromu Arakawa",
+        coverImage:    "https://example.com/fma-cover.jpg",
+        createdAt:     new Date("2023-12-01"),
+        dateAdded:     new Date("2023-12-01"),
+        dateCompleted: new Date("2024-01-30"),
+        id:            "manga789",
+        links:         [],
+        notes:         "Perfect from start to finish",
+        rating:        5,
+        status:        MangaStatus.completed,
+        tags:          [ "shounen", "adventure", "alchemy" ],
+        title:         "Fullmetal Alchemist",
+        updatedAt:     new Date("2024-01-30"),
+      };
+
+      expect(completedManga.status).toBe(MangaStatus.completed);
+      expect(completedManga.dateCompleted).toEqual(new Date("2024-01-30"));
+    });
+  });
+
+  describe("createMangaDto interface", () => {
+    it("should accept DTO with required fields only", () => {
+      const createDto: CreateMangaDto = {
+        author: "Hajime Isayama",
+        status: MangaStatus.wantToRead,
+        title:  "Attack on Titan",
+      };
+
+      expect(createDto.rating).toBeUndefined();
+      expect(createDto.notes).toBeUndefined();
+      expect(createDto.coverImage).toBeUndefined();
+      expect(createDto.tags).toBeUndefined();
+      expect(createDto.links).toBeUndefined();
+    });
+
+    it("should accept DTO with all fields", () => {
+      const fullCreateDto: CreateMangaDto = {
+        author:     "Kohei Horikoshi",
+        coverImage: "https://example.com/mha-cover.jpg",
+        links:      [ { title: "Wiki", url: "https://mha.wiki" } ],
+        notes:      "Great superhero manga with unique powers",
+        rating:     4,
+        status:     MangaStatus.reading,
+        tags:       [ "shounen", "superhero", "school" ],
+        title:      "My Hero Academia",
+      };
+
+      expect(fullCreateDto.author).toBe("Kohei Horikoshi");
+      expect(fullCreateDto.rating).toBe(4);
+      expect(fullCreateDto.tags).toEqual([ "shounen", "superhero", "school" ]);
+      expect(fullCreateDto.links).toHaveLength(1);
+    });
+  });
+
+  describe("updateMangaDto type", () => {
+    it("should accept empty update DTO", () => {
+      const emptyUpdate: UpdateMangaDto = {};
+      expect(emptyUpdate).toEqual({});
+    });
+
+    it("should accept partial updates including dateCompleted", () => {
+      const partialUpdate: UpdateMangaDto = {
+        dateCompleted: new Date("2024-02-10"),
+        rating:        4,
+        status:        MangaStatus.completed,
+      };
+
+      expect(partialUpdate.status).toBe(MangaStatus.completed);
+      expect(partialUpdate.dateCompleted).toEqual(new Date("2024-02-10"));
+      expect(partialUpdate.rating).toBe(4);
+      expect(partialUpdate.title).toBeUndefined();
+    });
+
+    it("should accept full update", () => {
+      const fullUpdate: UpdateMangaDto = {
+        author:        "Different Author",
+        coverImage:    "https://example.com/new-manga-cover.jpg",
+        dateCompleted: new Date("2024-02-15"),
+        links:         [ { title: "New Link", url: "https://newlink.com" } ],
+        notes:         "Updated after finishing the series",
+        rating:        3,
+        status:        MangaStatus.completed,
+        tags:          [ "updated", "tags" ],
+        title:         "Updated Manga Title",
+      };
+
+      expect(fullUpdate.title).toBe("Updated Manga Title");
+      expect(fullUpdate.author).toBe("Different Author");
+      expect(fullUpdate.dateCompleted).toEqual(new Date("2024-02-15"));
+      expect(fullUpdate.links).toHaveLength(1);
+    });
+  });
+});
diff --git a/shared-types/test/music.types.spec.ts b/shared-types/test/music.types.spec.ts
new file mode 100644
index 0000000..913b11f
--- /dev/null
+++ b/shared-types/test/music.types.spec.ts
@@ -0,0 +1,200 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import { MusicStatus, MusicType } from "../src/lib/music.types";
+import type { Music, CreateMusicDto, UpdateMusicDto } from "../src/lib/music.types";
+
+describe("music Types", () => {
+  describe("musicType enum", () => {
+    it("should have the correct values", () => {
+      expect(MusicType.album).toBe("ALBUM");
+      expect(MusicType.single).toBe("SINGLE");
+      expect(MusicType.ep).toBe("EP");
+    });
+
+    it("should have all expected enum values", () => {
+      const values = Object.values(MusicType);
+      expect(values).toHaveLength(3);
+      expect(values).toContain("ALBUM");
+      expect(values).toContain("SINGLE");
+      expect(values).toContain("EP");
+    });
+  });
+
+  describe("musicStatus enum", () => {
+    it("should have the correct values", () => {
+      expect(MusicStatus.listening).toBe("LISTENING");
+      expect(MusicStatus.completed).toBe("COMPLETED");
+      expect(MusicStatus.wantToListen).toBe("WANT_TO_LISTEN");
+    });
+
+    it("should have all expected enum values", () => {
+      const values = Object.values(MusicStatus);
+      expect(values).toHaveLength(3);
+      expect(values).toContain("LISTENING");
+      expect(values).toContain("COMPLETED");
+      expect(values).toContain("WANT_TO_LISTEN");
+    });
+  });
+
+  describe("music interface", () => {
+    it("should accept valid music object with minimal fields", () => {
+      const music: Music = {
+        artist:    "Pink Floyd",
+        createdAt: new Date("2024-01-15"),
+        dateAdded: new Date("2024-01-15"),
+        id:        "music123",
+        links:     [],
+        status:    MusicStatus.listening,
+        tags:      [],
+        title:     "Dark Side of the Moon",
+        type:      MusicType.album,
+        updatedAt: new Date("2024-01-16"),
+      };
+
+      expect(music.dateCompleted).toBeUndefined();
+      expect(music.rating).toBeUndefined();
+      expect(music.notes).toBeUndefined();
+      expect(music.coverArt).toBeUndefined();
+    });
+
+    it("should accept valid music object with all fields", () => {
+      const fullMusic: Music = {
+        artist:        "Pink Floyd",
+        coverArt:      "https://example.com/the-wall-cover.jpg",
+        createdAt:     new Date("2024-01-01"),
+        dateAdded:     new Date("2024-01-01"),
+        dateCompleted: new Date("2024-01-20"),
+        id:            "music456",
+        links:         [
+          { title: "Spotify", url: "https://spotify.com/album/the-wall" },
+          { title: "Apple Music", url: "https://music.apple.com/album/the-wall" },
+        ],
+        notes:     "A rock opera masterpiece",
+        rating:    5,
+        status:    MusicStatus.completed,
+        tags:      [ "progressive rock", "concept album", "classic" ],
+        title:     "The Wall",
+        type:      MusicType.album,
+        updatedAt: new Date("2024-01-20"),
+      };
+
+      expect(fullMusic.artist).toBe("Pink Floyd");
+      expect(fullMusic.rating).toBe(5);
+      expect(fullMusic.tags).toHaveLength(3);
+      expect(fullMusic.links).toHaveLength(2);
+    });
+
+    it("should accept different music types", () => {
+      const single: Music = {
+        artist:    "The Weeknd",
+        createdAt: new Date("2024-02-01"),
+        dateAdded: new Date("2024-02-01"),
+        id:        "music789",
+        links:     [],
+        status:    MusicStatus.completed,
+        tags:      [ "pop", "synthwave" ],
+        title:     "Blinding Lights",
+        type:      MusicType.single,
+        updatedAt: new Date("2024-02-01"),
+      };
+
+      const ep: Music = {
+        artist:    "The Weeknd",
+        createdAt: new Date("2024-02-05"),
+        dateAdded: new Date("2024-02-05"),
+        id:        "music999",
+        links:     [],
+        status:    MusicStatus.wantToListen,
+        tags:      [ "r&b", "dark" ],
+        title:     "My Dear Melancholy,",
+        type:      MusicType.ep,
+        updatedAt: new Date("2024-02-05"),
+      };
+
+      expect(single.type).toBe(MusicType.single);
+      expect(ep.type).toBe(MusicType.ep);
+    });
+  });
+
+  describe("createMusicDto interface", () => {
+    it("should accept DTO with required fields only", () => {
+      const createDto: CreateMusicDto = {
+        artist: "Fleetwood Mac",
+        status: MusicStatus.wantToListen,
+        title:  "Rumours",
+        type:   MusicType.album,
+      };
+
+      expect(createDto.rating).toBeUndefined();
+      expect(createDto.notes).toBeUndefined();
+      expect(createDto.coverArt).toBeUndefined();
+      expect(createDto.tags).toBeUndefined();
+      expect(createDto.links).toBeUndefined();
+    });
+
+    it("should accept DTO with all fields", () => {
+      const fullCreateDto: CreateMusicDto = {
+        artist:   "The Weeknd",
+        coverArt: "https://example.com/after-hours.jpg",
+        links:    [ { title: "YouTube", url: "https://youtube.com/album/after-hours" } ],
+        notes:    "Dark synthwave vibes",
+        rating:   4,
+        status:   MusicStatus.listening,
+        tags:     [ "synthwave", "pop", "r&b" ],
+        title:    "After Hours",
+        type:     MusicType.album,
+      };
+
+      expect(fullCreateDto.artist).toBe("The Weeknd");
+      expect(fullCreateDto.type).toBe(MusicType.album);
+      expect(fullCreateDto.rating).toBe(4);
+      expect(fullCreateDto.tags).toEqual([ "synthwave", "pop", "r&b" ]);
+      expect(fullCreateDto.links).toHaveLength(1);
+    });
+  });
+
+  describe("updateMusicDto type", () => {
+    it("should accept empty update DTO", () => {
+      const emptyUpdate: UpdateMusicDto = {};
+      expect(emptyUpdate).toEqual({});
+    });
+
+    it("should accept partial updates including dateCompleted", () => {
+      const partialUpdate: UpdateMusicDto = {
+        dateCompleted: new Date("2024-02-10"),
+        rating:        5,
+        status:        MusicStatus.completed,
+      };
+
+      expect(partialUpdate.status).toBe(MusicStatus.completed);
+      expect(partialUpdate.dateCompleted).toEqual(new Date("2024-02-10"));
+      expect(partialUpdate.rating).toBe(5);
+      expect(partialUpdate.title).toBeUndefined();
+    });
+
+    it("should accept full update", () => {
+      const fullUpdate: UpdateMusicDto = {
+        artist:        "Different Artist",
+        coverArt:      "https://example.com/new-cover.jpg",
+        dateCompleted: new Date("2024-02-15"),
+        links:         [ { title: "New Link", url: "https://newlink.com" } ],
+        notes:         "Updated after listening",
+        rating:        3,
+        status:        MusicStatus.completed,
+        tags:          [ "updated", "tags" ],
+        title:         "Updated Album Title",
+        type:          MusicType.ep,
+      };
+
+      expect(fullUpdate.title).toBe("Updated Album Title");
+      expect(fullUpdate.artist).toBe("Different Artist");
+      expect(fullUpdate.type).toBe(MusicType.ep);
+      expect(fullUpdate.dateCompleted).toEqual(new Date("2024-02-15"));
+      expect(fullUpdate.links).toHaveLength(1);
+    });
+  });
+});
diff --git a/shared-types/test/show.types.spec.ts b/shared-types/test/show.types.spec.ts
new file mode 100644
index 0000000..a1732d1
--- /dev/null
+++ b/shared-types/test/show.types.spec.ts
@@ -0,0 +1,194 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import { ShowStatus, ShowType } from "../src/lib/show.types";
+import type { Show, CreateShowDto, UpdateShowDto } from "../src/lib/show.types";
+
+describe("show Types", () => {
+  describe("showType enum", () => {
+    it("should have the correct values", () => {
+      expect(ShowType.tvSeries).toBe("TV_SERIES");
+      expect(ShowType.anime).toBe("ANIME");
+      expect(ShowType.film).toBe("FILM");
+      expect(ShowType.documentary).toBe("DOCUMENTARY");
+    });
+
+    it("should have all expected enum values", () => {
+      const values = Object.values(ShowType);
+      expect(values).toHaveLength(4);
+      expect(values).toContain("TV_SERIES");
+      expect(values).toContain("ANIME");
+      expect(values).toContain("FILM");
+      expect(values).toContain("DOCUMENTARY");
+    });
+  });
+
+  describe("showStatus enum", () => {
+    it("should have the correct values", () => {
+      expect(ShowStatus.watching).toBe("WATCHING");
+      expect(ShowStatus.completed).toBe("COMPLETED");
+      expect(ShowStatus.wantToWatch).toBe("WANT_TO_WATCH");
+    });
+
+    it("should have all expected enum values", () => {
+      const values = Object.values(ShowStatus);
+      expect(values).toHaveLength(3);
+      expect(values).toContain("WATCHING");
+      expect(values).toContain("COMPLETED");
+      expect(values).toContain("WANT_TO_WATCH");
+    });
+  });
+
+  describe("show interface", () => {
+    it("should accept valid show object with minimal fields", () => {
+      const show: Show = {
+        createdAt: new Date("2024-01-15"),
+        dateAdded: new Date("2024-01-15"),
+        id:        "show123",
+        links:     [],
+        status:    ShowStatus.watching,
+        tags:      [],
+        title:     "Breaking Bad",
+        type:      ShowType.tvSeries,
+        updatedAt: new Date("2024-01-16"),
+      };
+
+      expect(show.dateCompleted).toBeUndefined();
+      expect(show.rating).toBeUndefined();
+      expect(show.notes).toBeUndefined();
+      expect(show.coverImage).toBeUndefined();
+    });
+
+    it("should accept valid show object with all fields", () => {
+      const fullShow: Show = {
+        coverImage:    "https://example.com/aot-cover.jpg",
+        createdAt:     new Date("2024-01-01"),
+        dateAdded:     new Date("2024-01-01"),
+        dateCompleted: new Date("2024-01-20"),
+        id:            "show456",
+        links:         [
+          { title: "MyAnimeList", url: "https://myanimelist.net/anime/16498" },
+          { title: "Crunchyroll", url: "https://crunchyroll.com/attack-on-titan" },
+        ],
+        notes:     "Incredible story with amazing animation",
+        rating:    5,
+        status:    ShowStatus.completed,
+        tags:      [ "action", "dark fantasy", "shounen" ],
+        title:     "Attack on Titan",
+        type:      ShowType.anime,
+        updatedAt: new Date("2024-01-20"),
+      };
+
+      expect(fullShow.type).toBe(ShowType.anime);
+      expect(fullShow.rating).toBe(5);
+      expect(fullShow.tags).toHaveLength(3);
+      expect(fullShow.links).toHaveLength(2);
+    });
+
+    it("should accept different show types", () => {
+      const film: Show = {
+        createdAt: new Date("2024-02-01"),
+        dateAdded: new Date("2024-02-01"),
+        id:        "show789",
+        links:     [],
+        rating:    5,
+        status:    ShowStatus.completed,
+        tags:      [ "sci-fi", "thriller" ],
+        title:     "Inception",
+        type:      ShowType.film,
+        updatedAt: new Date("2024-02-01"),
+      };
+
+      const documentary: Show = {
+        createdAt: new Date("2024-02-05"),
+        dateAdded: new Date("2024-02-05"),
+        id:        "show999",
+        links:     [],
+        status:    ShowStatus.wantToWatch,
+        tags:      [ "nature", "wildlife" ],
+        title:     "Planet Earth II",
+        type:      ShowType.documentary,
+        updatedAt: new Date("2024-02-05"),
+      };
+
+      expect(film.type).toBe(ShowType.film);
+      expect(documentary.type).toBe(ShowType.documentary);
+    });
+  });
+
+  describe("createShowDto interface", () => {
+    it("should accept DTO with required fields only", () => {
+      const createDto: CreateShowDto = {
+        status: ShowStatus.wantToWatch,
+        title:  "Stranger Things",
+        type:   ShowType.tvSeries,
+      };
+
+      expect(createDto.rating).toBeUndefined();
+      expect(createDto.notes).toBeUndefined();
+      expect(createDto.coverImage).toBeUndefined();
+      expect(createDto.tags).toBeUndefined();
+      expect(createDto.links).toBeUndefined();
+    });
+
+    it("should accept DTO with all fields", () => {
+      const fullCreateDto: CreateShowDto = {
+        coverImage: "https://example.com/death-note.jpg",
+        links:      [ { title: "Netflix", url: "https://netflix.com/death-note" } ],
+        notes:      "Psychological thriller with great plot",
+        rating:     4,
+        status:     ShowStatus.watching,
+        tags:       [ "psychological", "thriller", "supernatural" ],
+        title:      "Death Note",
+        type:       ShowType.anime,
+      };
+
+      expect(fullCreateDto.type).toBe(ShowType.anime);
+      expect(fullCreateDto.rating).toBe(4);
+      expect(fullCreateDto.tags).toEqual([ "psychological", "thriller", "supernatural" ]);
+      expect(fullCreateDto.links).toHaveLength(1);
+    });
+  });
+
+  describe("updateShowDto type", () => {
+    it("should accept empty update DTO", () => {
+      const emptyUpdate: UpdateShowDto = {};
+      expect(emptyUpdate).toEqual({});
+    });
+
+    it("should accept partial updates including dateCompleted", () => {
+      const partialUpdate: UpdateShowDto = {
+        dateCompleted: new Date("2024-02-10"),
+        rating:        5,
+        status:        ShowStatus.completed,
+      };
+
+      expect(partialUpdate.status).toBe(ShowStatus.completed);
+      expect(partialUpdate.dateCompleted).toEqual(new Date("2024-02-10"));
+      expect(partialUpdate.rating).toBe(5);
+      expect(partialUpdate.title).toBeUndefined();
+    });
+
+    it("should accept full update", () => {
+      const fullUpdate: UpdateShowDto = {
+        coverImage:    "https://example.com/new-show-cover.jpg",
+        dateCompleted: new Date("2024-02-15"),
+        links:         [ { title: "New Link", url: "https://newlink.com" } ],
+        notes:         "Updated after watching",
+        rating:        3,
+        status:        ShowStatus.completed,
+        tags:          [ "updated", "tags" ],
+        title:         "Updated Show Title",
+        type:          ShowType.documentary,
+      };
+
+      expect(fullUpdate.title).toBe("Updated Show Title");
+      expect(fullUpdate.type).toBe(ShowType.documentary);
+      expect(fullUpdate.dateCompleted).toEqual(new Date("2024-02-15"));
+      expect(fullUpdate.links).toHaveLength(1);
+    });
+  });
+});
diff --git a/shared-types/test/suggestion.types.spec.ts b/shared-types/test/suggestion.types.spec.ts
new file mode 100644
index 0000000..17e0525
--- /dev/null
+++ b/shared-types/test/suggestion.types.spec.ts
@@ -0,0 +1,440 @@
+/**
+ * @copyright NHCarrigan
+ * @license Naomi's Public License
+ * @author Naomi Carrigan
+ */
+
+import { GameStatus, BookStatus, MangaStatus, MusicStatus, MusicType, ShowStatus, ShowType } from "../src";
+import { SuggestionEntity, SuggestionStatus } from "../src/lib/suggestion.types";
+import type {
+  Suggestion,
+  SuggestionUser,
+  CreateSuggestionDto,
+  DeclineSuggestionDto,
+  CreateGameSuggestionDto,
+  CreateBookSuggestionDto,
+  CreateMusicSuggestionDto,
+  CreateArtSuggestionDto,
+  CreateShowSuggestionDto,
+  CreateMangaSuggestionDto,
+  AcceptWithEditsDto,
+} from "../src/lib/suggestion.types";
+
+describe("suggestion Types", () => {
+  describe("suggestionEntity enum", () => {
+    it("should have the correct values", () => {
+      expect(SuggestionEntity.game).toBe("GAME");
+      expect(SuggestionEntity.book).toBe("BOOK");
+      expect(SuggestionEntity.music).toBe("MUSIC");
+      expect(SuggestionEntity.art).toBe("ART");
+      expect(SuggestionEntity.show).toBe("SHOW");
+      expect(SuggestionEntity.manga).toBe("MANGA");
+    });
+
+    it("should have all expected enum values", () => {
+      const values = Object.values(SuggestionEntity);
+      expect(values).toHaveLength(6);
+      expect(values).toContain("GAME");
+      expect(values).toContain("BOOK");
+      expect(values).toContain("MUSIC");
+      expect(values).toContain("ART");
+      expect(values).toContain("SHOW");
+      expect(values).toContain("MANGA");
+    });
+  });
+
+  describe("suggestionStatus enum", () => {
+    it("should have the correct values", () => {
+      expect(SuggestionStatus.unreviewed).toBe("UNREVIEWED");
+      expect(SuggestionStatus.accepted).toBe("ACCEPTED");
+      expect(SuggestionStatus.declined).toBe("DECLINED");
+    });
+
+    it("should have all expected enum values", () => {
+      const values = Object.values(SuggestionStatus);
+      expect(values).toHaveLength(3);
+      expect(values).toContain("UNREVIEWED");
+      expect(values).toContain("ACCEPTED");
+      expect(values).toContain("DECLINED");
+    });
+  });
+
+  describe("suggestionUser interface", () => {
+    it("should accept valid user object", () => {
+      const user: SuggestionUser = {
+        avatar:    "https://example.com/avatar.png",
+        id:        "user123",
+        inDiscord: true,
+        isMod:     false,
+        isStaff:   false,
+        isVip:     false,
+        username:  "suggester",
+      };
+
+      expect(user.inDiscord).toBeTruthy();
+      expect(user.isVip).toBeFalsy();
+    });
+
+    it("should accept user without avatar", () => {
+      const user: SuggestionUser = {
+        id:        "user456",
+        inDiscord: true,
+        isMod:     false,
+        isStaff:   true,
+        isVip:     true,
+        username:  "vipuser",
+      };
+
+      expect(user.avatar).toBeUndefined();
+      expect(user.isVip).toBeTruthy();
+      expect(user.isStaff).toBeTruthy();
+    });
+  });
+
+  describe("suggestion interface", () => {
+    it("should accept game suggestion", () => {
+      const gameSuggestion: Suggestion = {
+        createdAt:  new Date("2024-01-15"),
+        entityType: SuggestionEntity.game,
+        gameData:   {
+          coverImage: "https://example.com/hades.jpg",
+          notes:      "Amazing roguelike",
+          platform:   "Nintendo Switch",
+          status:     GameStatus.backlog,
+          title:      "Hades",
+        },
+        id:        "sug123",
+        status:    SuggestionStatus.unreviewed,
+        title:     "Hades",
+        updatedAt: new Date("2024-01-15"),
+        user:      {
+          id:        "user123",
+          inDiscord: true,
+          isMod:     false,
+          isStaff:   false,
+          isVip:     false,
+          username:  "gamer",
+        },
+        userId: "user123",
+      };
+
+      expect(gameSuggestion.entityType).toBe(SuggestionEntity.game);
+      expect(gameSuggestion.gameData).toBeDefined();
+      expect(gameSuggestion.bookData).toBeUndefined();
+    });
+
+    it("should accept book suggestion", () => {
+      const bookSuggestion: Suggestion = {
+        bookData: {
+          author: "George Orwell",
+          isbn:   "978-0-452-28423-4",
+          notes:  "Dystopian classic",
+          status: BookStatus.toRead,
+          title:  "1984",
+        },
+        createdAt:  new Date("2024-01-20"),
+        entityType: SuggestionEntity.book,
+        id:         "sug456",
+        status:     SuggestionStatus.accepted,
+        title:      "1984",
+        updatedAt:  new Date("2024-01-21"),
+        user:       {
+          id:        "user456",
+          inDiscord: false,
+          isMod:     false,
+          isStaff:   false,
+          isVip:     true,
+          username:  "reader",
+        },
+        userId: "user456",
+      };
+
+      expect(bookSuggestion.entityType).toBe(SuggestionEntity.book);
+      expect(bookSuggestion.bookData).toBeDefined();
+      expect(bookSuggestion.gameData).toBeUndefined();
+    });
+
+    it("should accept declined suggestion with reason", () => {
+      const declinedSuggestion: Suggestion = {
+        createdAt:     new Date("2024-02-01"),
+        declineReason: "Already in the library",
+        entityType:    SuggestionEntity.music,
+        id:            "sug789",
+        musicData:     {
+          artist: "Pink Floyd",
+          status: MusicStatus.wantToListen,
+          title:  "Dark Side of the Moon",
+          type:   MusicType.album,
+        },
+        status:    SuggestionStatus.declined,
+        title:     "Dark Side of the Moon",
+        updatedAt: new Date("2024-02-02"),
+        user:      {
+          id:        "user789",
+          inDiscord: true,
+          isMod:     false,
+          isStaff:   false,
+          isVip:     false,
+          username:  "suggester",
+        },
+        userId: "user789",
+      };
+
+      expect(declinedSuggestion.status).toBe(SuggestionStatus.declined);
+      expect(declinedSuggestion.declineReason).toBe("Already in the library");
+    });
+
+    it("should accept art suggestion", () => {
+      const artSuggestion: Suggestion = {
+        artData: {
+          artist:      "Jane Doe",
+          description: "A stunning sunset painting",
+          imageUrl:    "https://example.com/sunset.jpg",
+          title:       "Beautiful Sunset",
+        },
+        createdAt:  new Date("2024-02-10"),
+        entityType: SuggestionEntity.art,
+        id:         "sug999",
+        status:     SuggestionStatus.unreviewed,
+        title:      "Beautiful Sunset",
+        updatedAt:  new Date("2024-02-10"),
+        user:       {
+          id:        "user999",
+          inDiscord: true,
+          isMod:     true,
+          isStaff:   false,
+          isVip:     false,
+          username:  "artlover",
+        },
+        userId: "user999",
+      };
+
+      expect(artSuggestion.entityType).toBe(SuggestionEntity.art);
+      expect(artSuggestion.artData).toBeDefined();
+    });
+
+    it("should accept show and manga suggestions", () => {
+      const showSuggestion: Suggestion = {
+        createdAt:  new Date("2024-02-15"),
+        entityType: SuggestionEntity.show,
+        id:         "sug111",
+        showData:   {
+          status: ShowStatus.wantToWatch,
+          title:  "Breaking Bad",
+          type:   ShowType.tvSeries,
+        },
+        status:    SuggestionStatus.unreviewed,
+        title:     "Breaking Bad",
+        updatedAt: new Date("2024-02-15"),
+        user:      {
+          id:        "user111",
+          inDiscord: false,
+          isMod:     false,
+          isStaff:   true,
+          isVip:     false,
+          username:  "tvfan",
+        },
+        userId: "user111",
+      };
+
+      const mangaSuggestion: Suggestion = {
+        createdAt:  new Date("2024-02-20"),
+        entityType: SuggestionEntity.manga,
+        id:         "sug222",
+        mangaData:  {
+          author: "Eiichiro Oda",
+          status: MangaStatus.reading,
+          title:  "One Piece",
+        },
+        status:    SuggestionStatus.accepted,
+        title:     "One Piece",
+        updatedAt: new Date("2024-02-21"),
+        user:      {
+          id:        "user222",
+          inDiscord: true,
+          isMod:     true,
+          isStaff:   true,
+          isVip:     true,
+          username:  "mangareader",
+        },
+        userId: "user222",
+      };
+
+      expect(showSuggestion.entityType).toBe(SuggestionEntity.show);
+      expect(mangaSuggestion.entityType).toBe(SuggestionEntity.manga);
+    });
+  });
+
+  describe("createSuggestionDto types", () => {
+    it("should accept game suggestion DTO", () => {
+      const gameDto: CreateGameSuggestionDto = {
+        coverImage: "https://example.com/hollow.jpg",
+        entityType: SuggestionEntity.game,
+        notes:      "Great metroidvania",
+        platform:   "PC",
+        title:      "Hollow Knight",
+      };
+
+      expect(gameDto.entityType).toBe(SuggestionEntity.game);
+      expect(gameDto.platform).toBe("PC");
+    });
+
+    it("should accept book suggestion DTO", () => {
+      const bookDto: CreateBookSuggestionDto = {
+        author:     "J.R.R. Tolkien",
+        coverImage: "https://example.com/hobbit.jpg",
+        entityType: SuggestionEntity.book,
+        isbn:       "978-0-547-92822-7",
+        notes:      "Fantasy classic",
+        title:      "The Hobbit",
+      };
+
+      expect(bookDto.entityType).toBe(SuggestionEntity.book);
+      expect(bookDto.author).toBe("J.R.R. Tolkien");
+    });
+
+    it("should accept music suggestion DTO", () => {
+      const musicDto: CreateMusicSuggestionDto = {
+        artist:     "Pink Floyd",
+        coverArt:   "https://example.com/wall.jpg",
+        entityType: SuggestionEntity.music,
+        notes:      "Rock opera",
+        title:      "The Wall",
+        type:       "ALBUM",
+      };
+
+      expect(musicDto.entityType).toBe(SuggestionEntity.music);
+      expect(musicDto.type).toBe("ALBUM");
+    });
+
+    it("should accept art suggestion DTO", () => {
+      const artDto: CreateArtSuggestionDto = {
+        artist:      "Vincent van Gogh",
+        description: "Famous painting",
+        entityType:  SuggestionEntity.art,
+        imageUrl:    "https://example.com/starry.jpg",
+        title:       "Starry Night",
+      };
+
+      expect(artDto.entityType).toBe(SuggestionEntity.art);
+      expect(artDto.imageUrl).toBe("https://example.com/starry.jpg");
+    });
+
+    it("should accept show suggestion DTO", () => {
+      const showDto: CreateShowSuggestionDto = {
+        coverImage: "https://example.com/office.jpg",
+        entityType: SuggestionEntity.show,
+        notes:      "Comedy series",
+        title:      "The Office",
+        type:       "TV_SERIES",
+      };
+
+      expect(showDto.entityType).toBe(SuggestionEntity.show);
+      expect(showDto.type).toBe("TV_SERIES");
+    });
+
+    it("should accept manga suggestion DTO", () => {
+      const mangaDto: CreateMangaSuggestionDto = {
+        author:     "Tsugumi Ohba",
+        coverImage: "https://example.com/deathnote.jpg",
+        entityType: SuggestionEntity.manga,
+        notes:      "Psychological thriller",
+        title:      "Death Note",
+      };
+
+      expect(mangaDto.entityType).toBe(SuggestionEntity.manga);
+      expect(mangaDto.author).toBe("Tsugumi Ohba");
+    });
+
+    it("should work with union type", () => {
+      const suggestions: Array<CreateSuggestionDto> = [
+        {
+          entityType: SuggestionEntity.game,
+          title:      "Game Title",
+        },
+        {
+          author:     "Author Name",
+          entityType: SuggestionEntity.book,
+          title:      "Book Title",
+        },
+      ];
+
+      expect(suggestions).toHaveLength(2);
+      expect(suggestions[0].entityType).toBe(SuggestionEntity.game);
+      expect(suggestions[1].entityType).toBe(SuggestionEntity.book);
+    });
+  });
+
+  describe("declineSuggestionDto interface", () => {
+    it("should accept empty decline DTO", () => {
+      const declineDto: DeclineSuggestionDto = {};
+      expect(declineDto.reason).toBeUndefined();
+    });
+
+    it("should accept decline DTO with reason", () => {
+      const declineDto: DeclineSuggestionDto = {
+        reason: "Already exists in the library",
+      };
+      expect(declineDto.reason).toBe("Already exists in the library");
+    });
+  });
+
+  describe("acceptWithEditsDto interface", () => {
+    it("should accept empty edits DTO", () => {
+      const editsDto: AcceptWithEditsDto = {};
+      expect(editsDto).toEqual({});
+    });
+
+    it("should accept edits for book fields", () => {
+      const editsDto: AcceptWithEditsDto = {
+        author:     "Corrected Author",
+        coverImage: "https://example.com/new-cover.jpg",
+        isbn:       "978-0-123-45678-9",
+        links:      [ { label: "Goodreads", url: "https://goodreads.com" } ],
+        notes:      "Updated notes",
+        tags:       [ "fiction", "classic" ],
+        title:      "Corrected Title",
+      };
+
+      expect(editsDto.title).toBe("Corrected Title");
+      expect(editsDto.author).toBe("Corrected Author");
+      expect(editsDto.tags).toHaveLength(2);
+    });
+
+    it("should accept edits for music fields", () => {
+      const editsDto: AcceptWithEditsDto = {
+        artist:   "Artist Name",
+        coverArt: "https://example.com/album.jpg",
+        title:    "Album Title",
+        type:     "ALBUM",
+      };
+
+      expect(editsDto.artist).toBe("Artist Name");
+      expect(editsDto.type).toBe("ALBUM");
+      expect(editsDto.coverArt).toBe("https://example.com/album.jpg");
+    });
+
+    it("should accept edits for game fields", () => {
+      const editsDto: AcceptWithEditsDto = {
+        coverImage: "https://example.com/game.jpg",
+        notes:      "Action RPG",
+        platform:   "PlayStation 5",
+        title:      "Game Title",
+      };
+
+      expect(editsDto.platform).toBe("PlayStation 5");
+    });
+
+    it("should accept edits for art fields", () => {
+      const editsDto: AcceptWithEditsDto = {
+        artist:      "Artist Name",
+        description: "Beautiful artwork",
+        imageUrl:    "https://example.com/art.jpg",
+        title:       "Art Title",
+      };
+
+      expect(editsDto.description).toBe("Beautiful artwork");
+      expect(editsDto.imageUrl).toBe("https://example.com/art.jpg");
+    });
+  });
+});
diff --git a/shared-types/tsconfig.json b/shared-types/tsconfig.json
index a44d9be..dc2fc72 100644
--- a/shared-types/tsconfig.json
+++ b/shared-types/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "../tsconfig.base.json",
   "compilerOptions": {
+    "outDir": "../dist/out-tsc",
     "module": "commonjs",
     "forceConsistentCasingInFileNames": true,
     "strict": true,
@@ -10,11 +11,6 @@
     "noFallthroughCasesInSwitch": true,
     "noPropertyAccessFromIndexSignature": true
   },
-  "files": [],
-  "include": [],
-  "references": [
-    {
-      "path": "./tsconfig.lib.json"
-    }
-  ]
+  "include": ["src/**/*.ts", "test/**/*.ts"],
+  "exclude": ["test/**/*.spec.ts"]
 }
diff --git a/shared-types/tsconfig.spec.json b/shared-types/tsconfig.spec.json
new file mode 100644
index 0000000..fb586cc
--- /dev/null
+++ b/shared-types/tsconfig.spec.json
@@ -0,0 +1,7 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "types": ["jest", "node"]
+  },
+  "include": ["test/**/*.spec.ts"]
+}
\ No newline at end of file
diff --git a/tsconfig.base.json b/tsconfig.base.json
index f55bb1c..797b9ca 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -18,5 +18,5 @@
       "@library/shared-types": ["shared-types/src/index.ts"]
     }
   },
-  "exclude": ["node_modules", "tmp"]
+  "exclude": ["node_modules", "tmp", "**/test/**/*.spec.ts"]
 }