Validate and regenerate all seed data from PokeDB

- Regenerate seed JSON for all 37 games with more complete PokeDB data
- Add category field to games.json (original/enhanced/remake/sequel/spinoff)
- Include all 1350 pokemon in pokemon.json with types and local sprites
- Build reverse index for PokeDB form lookups (types/sprites for evolutions)
- Move sprites to frontend/public/sprites, reference as /sprites/{id}.webp
- Truncate Sw/Sh den names to fit DB VARCHAR(100) limit
- Deduplicate route names and merge unnamed child areas into parent routes
- Populate 7 previously empty games (Sw/Sh, BDSP, PLA, Sc/Vi)

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

.beans/nuzlocke-tracker-gkcy--output-seed-json.md

@@ -1,11 +1,11 @@
 ---
 # nuzlocke-tracker-gkcy
 title: Output seed JSON
-status: in-progress
+status: completed
 type: task
 priority: normal
 created_at: 2026-02-11T08:43:21Z
-updated_at: 2026-02-11T09:24:47Z
+updated_at: 2026-02-11T10:00:00Z
 parent: nuzlocke-tracker-bs05
 blocking:
     - nuzlocke-tracker-vdks