- Complete transition to CodeLens identity across all source code and documents
- Integrate high-precision SVG logo and signature red-dot favicon
- Optimize Dashboard header with minimalist monospaced typography
- Fix backend static routing in app.py to correctly serve root brand assets
- Create GET_STARTED.md with troubleshooting for venv and database initialization
- Standardize all CLI commands (migrate.py init) and Docker tags
- Resolve Tailwind CSS linting warnings and refactor app startup to lifespan pattern
feat: add SQLite persistence for episodes, results, and leaderboard via SQLModel
