Add waiting system application files

- Add main application files (main.py, models.py, schemas.py, etc.)
- Add routers for all features (waiting, attendance, members, etc.)
- Add HTML templates for admin and user interfaces
- Add migration scripts and utility files
- Add Docker configuration
- Add documentation files
- Add .gitignore to exclude database and cache files

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

debug_stats_api.py

@@ -0,0 +1,79 @@
+from sqlalchemy import create_engine, and_
+from sqlalchemy.orm import sessionmaker
+from models import Store, WaitingList, Member
+from database import SessionLocal
+from datetime import date, datetime
+
+db = SessionLocal()
+
+def debug_dashboard_stats(franchise_id, start_date, end_date):
+    print(f"--- Debugging Stats for Franchise {franchise_id} ({start_date} ~ {end_date}) ---")
+    
+    today = date.today()
+
+    # 1. Base Query (Store JOIN)
+    base_query = db.query(WaitingList).join(
+        Store, WaitingList.store_id == Store.id
+    ).filter(
+        Store.franchise_id == franchise_id,
+        Store.is_active == True
+    )
+
+    # 2. Helper Function
+    def calculate_stats(query, date_condition, is_current_waiting=False):
+        filtered_query = query.filter(date_condition)
+        
+        # Total Count
+        total = filtered_query.count()
+        print(f"  [Calc] Total: {total}")
+
+        # Existing Member Count
+        threshold_date = today if is_current_waiting else start_date
+        
+        existing = filtered_query.join(
+            Member, WaitingList.member_id == Member.id
+        ).filter(
+            Member.created_at < datetime.combine(threshold_date, datetime.min.time())
+        ).count()
+        print(f"  [Calc] Existing: {existing} (Threshold: {threshold_date})")
+
+        # New
+        new = total - existing
+        return {"total": total, "existing": existing, "new": new}
+
+    # 3. Total Waiting
+    print("\n--- Total Waiting ---")
+    total_waiting_stats = calculate_stats(
+        base_query,
+        and_(
+            WaitingList.business_date >= start_date,
+            WaitingList.business_date <= end_date
+        )
+    )
+    print(f"Result: {total_waiting_stats}")
+
+    # 4. Current Waiting
+    print("\n--- Current Waiting ---")
+    current_waiting_query = base_query.filter(WaitingList.status == "waiting")
+    current_waiting_stats = calculate_stats(
+        current_waiting_query,
+        WaitingList.business_date == today,
+        is_current_waiting=True
+    )
+    print(f"Result: {current_waiting_stats}")
+
+    # 5. Total Attendance
+    print("\n--- Total Attendance ---")
+    attendance_query = base_query.filter(WaitingList.status == "attended")
+    attendance_stats = calculate_stats(
+        attendance_query,
+        and_(
+            WaitingList.attended_at >= datetime.combine(start_date, datetime.min.time()),
+            WaitingList.attended_at <= datetime.combine(end_date, datetime.max.time())
+        )
+    )
+    print(f"Result: {attendance_stats}")
+
+if __name__ == "__main__":
+    # Test for Franchise 2 (Beaujem) for Today
+    debug_dashboard_stats(2, date.today(), date.today())