M10: harden knowledge trust and telemetry

backend/app/seed_loader.py

@@ -80,9 +80,17 @@ def _read_csv(name: str) -> list[dict[str, str]]:
         return list(csv.DictReader(handle))
 
 
-def clear_all(db: Session) -> None:
+_PERSISTENT_TELEMETRY_ACTIONS = (
+    "mcp_tool_request",
+    "n8n_return_followup_recorded",
+    "n8n_workflow_failure_registered",
+    "n8n_procedures_synced",
+    "knowledge_question_asked",
+)
+
+
+def clear_all(db: Session, *, preserve_integration_telemetry: bool = False) -> None:
     for model in (
-        AuditEvent,
         OutboxEvent,
         IdempotencyRecord,
         DataQualityIssue,
@@ -94,6 +102,10 @@ def clear_all(db: Session) -> None:
         User,
     ):
         db.execute(delete(model))
+    if preserve_integration_telemetry:
+        db.execute(delete(AuditEvent).where(AuditEvent.action.not_in(_PERSISTENT_TELEMETRY_ACTIONS)))
+    else:
+        db.execute(delete(AuditEvent))
 
 
 def load_seed(db: Session) -> SeedResult:
@@ -428,10 +440,12 @@ def load_seed(db: Session) -> SeedResult:
     return SeedResult(counts=counts, anchor_date=today, seeded_at=seeded_at)
 
 
-def reset_and_seed(db: Session) -> SeedResult:
+def reset_and_seed(
+    db: Session, *, preserve_integration_telemetry: bool = False
+) -> SeedResult:
     from app.services.data_quality import run_scan
 
-    clear_all(db)
+    clear_all(db, preserve_integration_telemetry=preserve_integration_telemetry)
     result = load_seed(db)
     db.commit()
     scan = run_scan(db)