feat(rag): hybrid FTS+vector retrieval and multi-format ingestion — name-your-tool questions find the right document

tests/conftest.py

@@ -1,14 +1,22 @@
 """Shared fixtures for unit + integration tests."""
 from __future__ import annotations
 
+import os
 from collections.abc import Iterator
 
 import pytest
 from fastapi.testclient import TestClient
 from sqlalchemy.orm import Session
 
-from app.db import SessionLocal, db_available
-from app.main import app as fastapi_app
+# In-process integration/E2E tests drive the app with *mock* embeddings
+# (bag-of-words, cosine ~0.1–0.8), not the live aipi model — so the honesty
+# gate is calibrated to the mock's distribution, mirroring tests/e2e/
+# conftest.py. Must be set before ``app.main`` (below) caches settings.
+# The production default stays 0.62 (app/config.py, A8 revised).
+os.environ.setdefault("BOR_RELEVANCE_THRESHOLD", "0.30")
+
+from app.db import SessionLocal, db_available  # noqa: E402
+from app.main import app as fastapi_app  # noqa: E402
 
 
 @pytest.fixture()