- holidays.json: authoritative copy from web-backend/stock/app/holidays.json
(replaces 13-date stub from Task 3; now 16 dates including Jan/May/Dec edges)
- start.bat: uvicorn launcher (cd to web-ai root, host 0.0.0.0, port 8001)
19 tests still pass.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
