fixing mail

app/routes/parking.py

@@ -443,8 +443,10 @@ def get_eligible_users(assignment_id: str, db: Session = Depends(get_db), curren
     return result
 
 
+from typing import Optional
+
 class TestEmailRequest(BaseModel):
-    date: date = None
+    date: Optional[date] = None
     office_id: str
 
 
@@ -455,6 +457,7 @@ def send_test_email_tool(data: TestEmailRequest, db: Session = Depends(get_db),
     from database.models import OfficeClosingDay, OfficeWeeklyClosingDay
     from datetime import timedelta
 
+
     # Verify office access
     if current_user.role == UserRole.MANAGER and current_user.office_id != data.office_id:
         raise HTTPException(status_code=403, detail="Not authorized for this office")