- Remove unused imports (json, datetime, timedelta, Any, Optional, IntelligentEval) - Remove unused variable (estimated_sessions) - Remove whitespace from blank line - Organize import blocks All ruff checks passing.
- Add decision.py with worker decision logic (execute_session/wait/start_analysis) - Implement time slot parsing and current slot detection - Implement session deficit calculation per time slot - Implement high severity issue detection - Implement eval completion detection - Add 12 unit tests for decision logic - Add 2 end-to-end tests for complete lifecycle All 798 tests passing.