- Use shared nonfatal diagnostics wrapper when disposing agent-generation AI sessions
- Emit structured error context (sessionId and operation) instead of silently swallowing dispose failures
- Add regression coverage verifying generation succeeds while dispose failures are logged as nonfatal diagnostics
- Replace raw console diagnostics in agent-generation with structured ai-session diagnostics events
- Add a test-only cleanup hook and regression tests for cleanup telemetry and AI generation failure logging
- Expand diagnostics guardrail coverage to include agent-generation and generalize guardrail naming to AI-session modules
- 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
- Add POST /routines/:id/trigger as canonical endpoint for manual routine triggers
- Keep POST /routines/:id/run as backward-compatible alias
- Remove duplicate recordRun calls from routine route handlers (persistence handled by RoutineRunner)
- Update webhook auth to return 401 instead of 403 for signature failures
- Fix TypeScript types for promptOverrides to support null values (delete semantics)
- Fix API endpoint to return empty diff stats when worktree doesn't exist
- Add prompt-overrides module with template resolution and instruction injection
- Wire prompt overrides into agent generation flow via POST /api/agents route
- Support template-based prompt customization with role-based assignments
- Add agent generation tests and routes tests
- Document new prompt override settings in settings reference
- Update CLI command strings, help text, and project-resolution messaging to reference fn
- Sync core backup/store messaging and dashboard API/planning/subtask prompt examples with fn usage
- Refresh dashboard UI copy in settings, project detection, and PR guidance for consistent command naming
- Adjust CLI/dashboard tests and add a @gsxdsm/fusion changeset for the naming alignment patch
- Add agent generation service with OpenAI/Anthropic support, streaming, and error handling
- Add POST /agent/generate API endpoint with SSE streaming and cost tracking
- Add API client functions for agent generation with AbortController support
- Create AgentGenerationModal component with live preview, streaming, and import flow
- Integrate AI Generate button into NewAgentDialog with configuration options
- Add comprehensive unit tests for service and component
- Add changeset for @gsxdsm/fusion minor bump
