- Add NestJS backend with Drizzle ORM and PostgreSQL
- Implement skills CRUD API with XP/level progression system
- Add activities tracking endpoint
- Configure Docker containers for backend (port 3024) and web (port 5195)
- Add skilltree services to docker-compose.macmini.yml
- Add CI build jobs for skilltree-backend and skilltree-web
https://claude.ai/code/session_015XCsTDS9aLZ64Zin4HU6ex