chore: fix all ruff lint errors + format — 0 errors, 306 tests pass

app/routes/notifications.py

@@ -4,12 +4,14 @@ from __future__ import annotations
 
 import uuid
 
-from fastapi import APIRouter, Depends, HTTPException, Query, status
+from fastapi import APIRouter, Depends, HTTPException, Query
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from app.core.db import get_db
 from app.core.notifications import (
-    get_unread_count, list_notifications, mark_notification_read,
+    get_unread_count,
+    list_notifications,
+    mark_notification_read,
 )
 from app.deps import get_current_user
 
@@ -41,7 +43,9 @@ async def mark_notification_read_endpoint(
     try:
         nid = uuid.UUID(notification_id)
     except ValueError:
-        raise HTTPException(400, detail={"detail": "Invalid notification_id", "code": "invalid_id"})
+        raise HTTPException(
+            400, detail={"detail": "Invalid notification_id", "code": "invalid_id"}
+        ) from None
 
     notif = await mark_notification_read(db, tenant_id, user_id, nid)
     if notif is None: