feat: site-wide content and feature updates (#2)

A wide-ranging set of updates across multiple pages that accumulated over time.

## Tarot

- Expanded spread descriptions and added "good for" guidance to help users pick the right spread
- Cards now start face-down and flip individually on click, with a synthesised flip sound and text fade-in
- "Click card to reveal" hint shown on each unflipped card
- Spread selection and draw button are locked until all cards in the current reading have been revealed

## Nocturne

- Added dedicated sacred scriptures showcase section
- Added patron saints section with avatar images
- Added Naomi's Prayer
- Added sacred practices section (expanded to six cards)
- Added clergy and hierarchy section
- Added titles of address section
- Added testimonial and expanded FAQ
- Capitalised She/Her pronouns referring to Naomi

## Scripture

- Converted page to interactive book with page-turning
- Expanded canon through the Fourth Edition across multiple updates
- Synced the Ten Commandments with Nocturne
- Fixed meta description to reflect fourteen books
- Capitalised She/Her pronouns referring to Naomi

## Other Pages

- Books, games, and music pages now redirect to `library.nhcarrigan.com`
- Updated user manual with additional context
- Added 404 error page

## Chore / Fixes

- Updated sitemap with new and corrected entries
- Fixed null-safe while loop for filename handling in scripts
- Updated scripts to use correct Windows paths via WSL
- Cleaned up data files and added JSON to `.gitignore`
- Added secret #13

✨ This PR was created with help from Hikari~ 🌸

Co-authored-by: Naomi Carrigan <commits@nhcarrigan.com>
Reviewed-on: #2
Co-authored-by: Hikari <hikari@nhcarrigan.com>
Co-committed-by: Hikari <hikari@nhcarrigan.com>

manual/index.html

@@ -51,9 +51,10 @@
           <li>
             First and foremost, do not pass judgement. I will not begrudge you
             for your religious beliefs, political alignments, or any other
-            aspects of your life. And I expect the same courtesy in return. You
-            do not have to accept who I am, or support my choices, but we need
-            to maintain a respectful and cordial professional relationship.
+            aspects of your life. And I expect the same courtesy in return. I am
+            a transgender woman and a proud member of the LGBTQ+ community. You
+            do not have to agree with who I am or support my choices, but we
+            need to maintain a respectful and cordial professional relationship.
             Expressing hateful, mean-spirited, or vitriolic comments does not
             foster such an environment, and my tolerance for such is nil.
           </li>
@@ -64,6 +65,19 @@
             with pale imitations, or harass/target someone, or restrict access
             to information.
           </li>
+          <li>
+            Third, technology should be inclusive, ethical, and sustainable.
+            These are not buzzwords to me — they are the foundation of every
+            project I take on. I learned to code through a free, open curriculum
+            during the pandemic, and that experience shaped everything. Knowledge
+            hoarded helps no one. Knowledge shared changes lives. I build with
+            that in mind.
+          </li>
+          <li>
+            Finally, autonomy is sacred. I will never build something designed
+            to manipulate, coerce, or remove agency from the people using it.
+            If a project asks me to do that, the answer is no.
+          </li>
         </ul>
         <hr />
       </section>
@@ -102,6 +116,12 @@
             hours are the best. Too early and I'll likely fail to wake up. Too
             late and I might be incoherent.
           </li>
+          <li>
+            I have nerve damage and lumbar spine degeneration, which means I
+            need to step away from the screen and move around regularly. If I go
+            quiet for a few minutes mid-conversation, I haven't disappeared —
+            I'm just stretching. Please do not interpret this as disengagement.
+          </li>
           <li>
             If given something like a Trello or a Monday board, I will 100% make
             it pretty and load every single task ever on there. I'm a sucker for
@@ -126,12 +146,14 @@
             it all at once, or save the ping for the last part.
           </li>
           <li>
-            I have generalised anxiety disorder. Please for the love of all
-            things, do NOT say "we need to talk" or "do you have time to meet".
-            I will 100% sit there right up until the meeting starts stressing
-            about getting fired and not actually getting any work done. If you
-            need to call me out, just rip the bandage off and come out of the
-            gate with it.
+            I have generalised anxiety disorder and depression. Please for the
+            love of all things, do NOT say "we need to talk" or "do you have
+            time to meet". I will 100% sit there right up until the meeting
+            starts stressing about getting fired and not actually getting any
+            work done. If you need to call me out, just rip the bandage off and
+            come out of the gate with it. Likewise, if I've done something well,
+            please tell me — words of encouragement genuinely land for me and
+            will make me work even harder for you.
           </li>
           <li>
             I dunno if you noticed the tone changed in this document about a