AI route was reading LITELLM_URL/LITELLM_KEY but env vars are named
LITELLM_BASE_URL/LITELLM_API_KEY — causing 503 on every request.
Home page chat now creates a fresh session each time the modal opens
and resets homeSessionId on close, so conversations don't pile into
the same old session.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>