# Progress Log - Worker M3

Last visited: 2026-10-02T03:00:00Z

## Status
- [x] Initialized DISPATCH.md and BRIEFING.md for Milestone 3 (Texture Rendering & 30-Biome Integration)
- [x] Implemented `server/world/map_biome_catalog.py` (463 lines <= 700 lines) with all 30 biomes and helper methods
- [x] Updated `tests/unit/test_war_fog_and_procedural_map.py` line 50 assertion for 30 biomes
- [x] Implemented `server/world/map_binary_serializer.py` with 1..30 bidirectional mapping
- [x] Implemented `server/world/wilderness_map_generator.py` with canonical zone-to-biome mapping and arbitrary biome_id 1..30
- [x] Implemented `tools/serve_webapp.py` `/api/map` query param `biome` extraction
- [x] Implemented `client/webapp/js/engine/biome_texture_manager.js` (257 lines <= 350 lines) with memory eviction (< 500 KB) and Node.js safety
- [x] Implemented `client/webapp/js/engine/tile_map_renderer.js` (291 lines <= 350 lines) integrating BiomeTextureManager, 2.5D extrusion, prop decals, SAT Diamond culling, LRU OffscreenCanvas cache
- [x] Implemented `client/webapp/js/engine/tile_grid_loader.js` (233 lines <= 350 lines) calling TileMapRenderer.init with biomeCode
- [x] Updated `client/webapp/index.html` (243 lines <= 400 lines) with `#debug-biome-selector` (30 options), URL param sync, dynamic script tags, and in-place reload event listener
- [x] Verified pytest suite: 333/333 passed in 31.15s
- [x] Verified Node.js test suites:
  - `test_biome_texture_manager.js`: 8/8 test sections passed
  - `test_challenger_lru_thrashing_stress.js`: 4/4 suites passed (0 leaks, 16.01 MB RAM)
  - `test_challenger_tile_grid_stress.js`: 48/48 passed
- [x] Verified code and doc hygiene: 0 hard cap violations
- [x] Verified i18n hygiene: 100% compliance
- [x] Prepared 5-component handoff report