feat: render changelog as markdown in about panel (#33)

## Summary

- Installs `react-markdown@10.1.0` in `apps/web`
- Replaces the `<pre>` tag in the changelog section with the `<Markdown>` component for proper rendering
- Updates CSS to style markdown elements (paragraphs, lists, headings, code blocks, links, bold text)

Closes #31

✨ This PR was created with help from Hikari~ 🌸

Reviewed-on: #33
Co-authored-by: Hikari <hikari@nhcarrigan.com>
Co-committed-by: Hikari <hikari@nhcarrigan.com>

apps/web/package.json

@@ -13,7 +13,8 @@
   "dependencies": {
     "@elysium/types": "workspace:*",
     "react": "19.0.0",
-    "react-dom": "19.0.0"
+    "react-dom": "19.0.0",
+    "react-markdown": "10.1.0"
   },
   "devDependencies": {
     "@nhcarrigan/eslint-config": "5.2.0",

apps/web/src/components/game/aboutPanel.tsx

@@ -7,6 +7,7 @@
 /* eslint-disable max-lines-per-function -- HOW_TO_PLAY data and render logic */
 /* eslint-disable max-lines -- HOW_TO_PLAY data makes this file long */
 import { type JSX, useEffect, useState } from "react";
+import Markdown from "react-markdown";
 import { getAbout } from "../../api/client.js";
 import type { AboutResponse } from "@elysium/types";
 
@@ -331,7 +332,9 @@ const aboutPanel = (): JSX.Element => {
                   </span>
                 </button>
                 {expandedRelease === release.tag_name
-                  && <pre className="about-release-body">{release.body}</pre>
+                  && <div className="about-release-body">
+                    <Markdown>{release.body}</Markdown>
+                  </div>
                 }
               </li>
             );

apps/web/src/styles.css

@@ -2285,9 +2285,6 @@ body {
 }
 
 .about-release-body {
-  white-space: pre-wrap;
-  word-break: break-word;
-  font-family: inherit;
   font-size: 0.85rem;
   color: var(--colour-text-secondary, #b0b0b0);
   padding: 0 1rem 0.75rem;
@@ -2295,6 +2292,81 @@ body {
   border-top: 1px solid var(--colour-border, #0f3460);
 }
 
+.about-release-body p {
+  margin: 0.4rem 0;
+}
+
+.about-release-body p:first-child {
+  margin-top: 0.5rem;
+}
+
+.about-release-body p:last-child {
+  margin-bottom: 0;
+}
+
+.about-release-body ul,
+.about-release-body ol {
+  padding-left: 1.5rem;
+  margin: 0.4rem 0;
+}
+
+.about-release-body li {
+  margin-bottom: 0.2rem;
+  line-height: 1.5;
+}
+
+.about-release-body h1,
+.about-release-body h2,
+.about-release-body h3,
+.about-release-body h4 {
+  color: var(--colour-accent);
+  font-size: 0.9rem;
+  font-weight: bold;
+  margin: 0.75rem 0 0.25rem;
+}
+
+.about-release-body h1:first-child,
+.about-release-body h2:first-child,
+.about-release-body h3:first-child,
+.about-release-body h4:first-child {
+  margin-top: 0.5rem;
+}
+
+.about-release-body code {
+  background: rgba(255, 255, 255, 0.08);
+  border-radius: 3px;
+  padding: 0.1em 0.3em;
+  font-family: monospace;
+  font-size: 0.8rem;
+}
+
+.about-release-body pre {
+  background: rgba(0, 0, 0, 0.2);
+  border-radius: 4px;
+  padding: 0.75rem;
+  overflow-x: auto;
+  margin: 0.4rem 0;
+}
+
+.about-release-body pre code {
+  background: none;
+  padding: 0;
+}
+
+.about-release-body a {
+  color: var(--colour-accent-light);
+  text-decoration: none;
+}
+
+.about-release-body a:hover {
+  text-decoration: underline;
+}
+
+.about-release-body strong {
+  color: var(--colour-text);
+  font-weight: bold;
+}
+
 .about-how-to-play {
   list-style: none;
   padding: 0;