feat(backend): create cli to interact with db

backend/services/scheduling_service.py

@@ -9,14 +9,14 @@ from __future__ import annotations
 from datetime import datetime, timezone
 from typing import Optional, Tuple, List
 
-from ..repositories import (
+from backend.repositories import (
     ClassificationRepository,
     MemberRepository,
     ServiceRepository,
     ServiceAvailabilityRepository,
     ScheduleRepository
 )
-from ..models import ScheduleStatus
+from backend.models import ScheduleStatus
 
 
 class SchedulingService: