harden deploy reports and admin alerts

app/main.py

@@ -25,7 +25,8 @@ from app.api import (
     work_orders,
 )
 from app.core.config import settings
-from app.db.session import get_session
+from app.db.session import async_session_factory, get_session
+from app.services.admin_notifications import create_admin_notification
 from app.services.rate_limit import get_redis_client
 
 
@@ -49,8 +50,29 @@ async def production_headers_and_metrics(request: Request, call_next):
     start = monotonic()
     try:
         response = await call_next(request)
-    except Exception:
+    except Exception as exc:
         REQUEST_ERRORS += 1
+        try:
+            async with async_session_factory() as session:
+                await create_admin_notification(
+                    session,
+                    event_type="system_error",
+                    title="Unhandled API error",
+                    body=f"{request.method} {request.url.path}\nError: {type(exc).__name__}",
+                    entity_type="system",
+                    entity_id=request.url.path,
+                    severity="error",
+                    idempotency_key=f"system_error:{request.url.path}:{type(exc).__name__}:{int(start // 60)}",
+                    metadata={
+                        "path": request.url.path,
+                        "method": request.method,
+                        "request_id": request_id,
+                        "error_type": type(exc).__name__,
+                    },
+                )
+                await session.commit()
+        except Exception:
+            pass
         raise
     duration = monotonic() - start
     REQUEST_COUNT += 1