- Add CanvasRoom broadcast/close/error tests with mock WebSockets
- Remove @cloudflare/vitest-pool-workers (incompatible with Vitest 4)
- Clean up vitest config (single config, no integration workspace)
- 71 tests across 7 test files, all passing
Next.js App Router + Upstash Redis BITFIELD for 2048x2048 canvas.
- 32-color palette (5-bit encoding) from rplace.live
- Batch pixel placement API (up to 256 pixels per request)
- Stackable credit rate limiting via Redis Lua script
- SSE real-time broadcasting via Redis sorted set
- HTML5 Canvas frontend with zoom/pan and color picker