Add new frontend - fix 16

gateway/app/routes/nominatim.py

@@ -14,6 +14,19 @@ async def proxy_nominatim_search(request: Request):
     """
     Proxies requests to the Nominatim geocoding search API.
     """
+    # Handle OPTIONS requests directly for CORS
+    if request.method == "OPTIONS":
+        return Response(
+            status_code=200,
+            headers={
+                "Access-Control-Allow-Origin": settings.CORS_ORIGINS_LIST,
+                "Access-Control-Allow-Methods": "GET, POST, PUT, DELETE, OPTIONS",
+                "Access-Control-Allow-Headers": "Content-Type, Authorization, X-Tenant-ID",
+                 "Access-Control-Allow-Credentials": "true",
+                 "Access-Control-Max-Age": "86400"  # Cache preflight for 24 hours
+            }
+        )
+         
     try:
         # Construct the internal Nominatim URL
         # All query parameters from the client request are forwarded