- Remove PLAN/agent instruction files; single root .env.example for DB + API - Stack compose uses env_file .env; delete stack env example duplicate - Refresh README, backend docs, API doc; trim gitignore/dockerignore Made-with: Cursor
- Add PLAN.md and sync backend docs, .env.example, API doc (404 details) - Document mock DB and PORT/API_PORT in docs/backend.md; README monorepo + frontend/.env.example - Migration 002: finish_place column, status registered; mapper and mock DB updated - Frontend: registered status, finishPlace, calendar year/month filters, pace sparkline - Extract createApp for tests; supertest + tsx; GitHub Actions CI Made-with: Cursor