- Update backtest-data-collection-infrastructure roadmap - Archive completed 02+01_storage_bar_selector task files - Refactor bar_source, engine, and related tests in worker service
- Add backtest proto definitions and generated code - Update domain types for backtest results and fixtures - Add PostgreSQL migrations for backtest tables - Implement storage layer for backtest result persistence - Add backtest job definitions and execution pipeline - Remove obsolete agent-task documents for completed items