📅 מערכת ניהול תורים

POST /api/appointments { "provider_id": 1, "service_id": 1, "client_name": "יוחנן כהן", "client_phone": "+972501234567", "appointment_date": "2024-01-15", "start_time": "10:00" }

GET /api/providers/1/slots?service_id=1&date=2024-01-15

GET /api/providers/1/services