Add Watchlists section — hub, 5 collection pages, build pipeline

- watchlists-hub.html: comic book panel grid, neon-teal/green/toucan palette,
  Rambla-only type hierarchy, CSS stagger entrance, wired to star map
- 5 collection pages built from *-watchlist.md sources via build.py:
  contentaddictionarchive, analogfrontier, culturaldecay,
  soundscapeanomalies, lastcinema
- build.py: parses MD files, generates self-contained HTML pages,
  updates hub subtitle with live counts
- index.html: Watchlists star node wired to Watchlists/watchlists-hub.html

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Watchlists/AnalogFrontier-watchlist.md

@@ -0,0 +1,30 @@
+# The Analog Frontier
+
+---
+
+>>on-first-load - lightbox - "Before everything was a file, sound was a voltage. Before everything was a stream, images were magnetic. The analog world didn't disappear — it got archived, obsessed over, and loved harder by the people who understood what was lost. This is a collection of playlists about those machines, that music, and the humans who still speak their language."
+
+---
+
+- **Electronic Music And Synthesizer Documentaries \- YouTube**
+  - URL: https://www.youtube.com/playlist?list=PL9IOjFRFjrOlaSN20n8BVup9Sw5pECF_N
+
+- **Vintage Synth Music \- YouTube**
+  - URL: https://www.youtube.com/playlist?list=PL705B75747F552D89
+
+- **Kosmische Wellen \- YouTube**
+  - URL: https://www.youtube.com/playlist?list=PLTESZvBAvs-21WEss2-tAc88YUVJvbHjt
+
+- **Analog Synths \- YouTube**
+  - URL: https://www.youtube.com/playlist?list=PLGPon0XahgRzdHHRcXIXOTYncuiTmihTQ
+
+- **Video Synth \- YouTube**
+  - URL: https://www.youtube.com/playlist?list=PLnwRAEdhoHKvgCHahY_Geef80sn98Q1yq
+
+- **Analog Ambient: Warm Synths \- YouTube**
+  - URL: https://www.youtube.com/playlist?list=PLSui2JfAn3uzFXSPuBOFdyUMOhjSQK_0O
+
+- **Old Hi-Tech \- YouTube**
+  - URL: https://www.youtube.com/playlist?list=PL1Qu_o1uczDrmRp0aaTDPfIChzMG3BsnG
+
+---