[Sebastiangmz]

Summary

• adds snapshot-backed citation verification and deterministic fallback when model citations are missing or invalid
• routes UI questions through the shared retrieval service seam and expands API/MCP/UI contract coverage
• splits deterministic EvalFly suites and documents the portfolio/local completion evidence

Verification

• PYTHONPATH=src .venv/bin/python -m pytest tests/test_m0_baseline.py tests/test_m1_services.py tests/test_m2_registry.py tests/test_citations.py tests/test_m3_citations.py tests/test_api_routes.py tests/test_mcp_handlers.py tests/test_mcp_tools.py tests/test_ui_handlers.py tests/test_m4_hybrid_retrieval.py tests/test_m5_code_graph.py tests/test_m6_interfaces_docs.py → 142 passed, 2 warnings
• .venv/bin/ruff check ... → OK
• scripts/evalfly_smoke.py --suite smoke|retrieval|citations|graph|interfaces|security → 16/4/3/5/5/1 cases passed
• Real local E2E over pallets/markupsafe: CLI/API/MCP/UI DOM+screenshot paths passed; UI browser was harness-headless, not physically visible

Scope

Portfolio/local-product completion. Not claiming hosted SaaS or multi-user production readiness.

[Copilot]

Copilot was unable to review this pull request because the user who requested the review has reached their quota limit.