- Poll loop body is now wrapped in outer try/except so UndefinedTable (or any
transient DB error) logs a warning and retries after poll_interval instead of
killing the worker process.
- docker-compose: worker gets `restart: unless-stopped` so Docker recovers it
automatically on any unexpected exit.
- docker-compose: worker `depends_on` now includes `backend: condition: service_healthy`
so it waits for the backend (which runs migrations) to be ready before polling.
Fixes DAP-40.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Fixes psycopg2 NumericValueOutOfRange when mock provider returns
size_bytes=4_000_000_000. Adds regression test for >2.15 GB payload.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>