Fix syntax errors in MapView.vue and improve backend production robustness (CORS, DB URL, auto-migrations, and seeding)

backend/app/api/bus_stops/__init__.py

@@ -2,6 +2,7 @@
 from fastapi import APIRouter, Depends, HTTPException
 from sqlmodel import Session, select
 from typing import List
+from uuid import UUID
 
 from app.core.database import get_session
 from app.models.bus_stop import BusStop
@@ -20,7 +21,7 @@ async def get_bus_stops(session: Session = Depends(get_session)):
 
 
 @router.get("/{stop_id}", response_model=BusStopResponse)
-async def get_bus_stop(stop_id: str, session: Session = Depends(get_session)):
+async def get_bus_stop(stop_id: UUID, session: Session = Depends(get_session)):
     """Get a single bus stop by ID."""
     stop = session.get(BusStop, stop_id)
     if not stop:
@@ -29,7 +30,7 @@ async def get_bus_stop(stop_id: str, session: Session = Depends(get_session)):
 
 
 @router.get("/{stop_id}/routes")
-async def get_bus_stop_routes(stop_id: str, session: Session = Depends(get_session)):
+async def get_bus_stop_routes(stop_id: UUID, session: Session = Depends(get_session)):
     """Get all routes passing through a bus stop."""
     from app.models.route_stop import RouteStop
     from app.models.route import Route
@@ -56,7 +57,7 @@ async def create_bus_stop(
 
 @router.put("/{stop_id}", response_model=BusStopResponse)
 async def update_bus_stop(
-    stop_id: str,
+    stop_id: UUID,
     stop_update: BusStopUpdate,
     session: Session = Depends(get_session),
     _: bool = Depends(get_current_admin)
@@ -77,7 +78,7 @@ async def update_bus_stop(
 
 @router.delete("/{stop_id}")
 async def delete_bus_stop(
-    stop_id: str,
+    stop_id: UUID,
     session: Session = Depends(get_session),
     _: bool = Depends(get_current_admin)
 ):