- Add git_stage_and_commit() helper for deterministic commits - move_story_to_current() auto-commits on start_agent - accept_story auto-commits move to archived/ - New MCP tools: check_criterion, set_test_plan (total: 21) - create_story MCP always auto-commits - Tests for check_criterion and set_test_plan Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>