- Rename engine export and call sites to use createFnAgent consistently across runtime flows
- Update core lazy engine loader and dashboard agent-generation/planning/chat paths to reference createFnAgent
- Refresh affected unit and integration tests, including renaming pi-create-kb-agent.test.ts to pi-create-fn-agent.test.ts
- Update AGENTS.md documentation references to match the new createFnAgent name
- Implement actual AI response parsing in parseValidationResult() with JSON extraction
from markdown code blocks, repair for common JSON issues, and assertion result parsing
- Fix notifyValidationComplete to pass feature.taskId instead of featureId to
handleTaskCompletion() in in-process-runtime, dashboard, and serve
- Fix recoverActiveMissions() to actually transition validating features back to
implementing and call processTaskOutcome for features with completed tasks
- Add comprehensive unit tests for MissionExecutionLoop lifecycle, processTaskOutcome,
recoverActiveMissions, and error handling
