feat: Improve face identification process with validation and error handling

This commit enhances the face identification process by adding validation checks for person ID and names, ensuring that users provide necessary information before proceeding. It also introduces detailed logging for better debugging and user feedback during the identification process. Additionally, error handling is improved to provide user-friendly messages in case of failures, enhancing the overall user experience.

backend/api/people.py

@@ -2,6 +2,7 @@
 
 from __future__ import annotations
 
+from datetime import datetime
 from typing import Annotated
 
 from fastapi import APIRouter, Depends, HTTPException, Query, Response, status
@@ -118,12 +119,14 @@ def create_person(request: PersonCreateRequest, db: Session = Depends(get_db)) -
     last_name = request.last_name.strip()
     middle_name = request.middle_name.strip() if request.middle_name else None
     maiden_name = request.maiden_name.strip() if request.maiden_name else None
+    # Explicitly set created_date to ensure it's a valid datetime object
     person = Person(
         first_name=first_name,
         last_name=last_name,
         middle_name=middle_name,
         maiden_name=maiden_name,
         date_of_birth=request.date_of_birth,
+        created_date=datetime.utcnow(),
     )
     db.add(person)
     try: