updates on the zone fix

src/lib/ZoneContext.jsx

@@ -23,15 +23,11 @@ export function ZoneProvider({ children }) {
   const tenantId = user?.tenantid || localStorage.getItem('tenantid') || '';
   const isTenantUser = Boolean(tenantId && tenantId !== '0');
 
-  // A client login's city (from the login response), used to offer them the
-  // Doormile hubs of their own city. Missing on a session signed in before the
-  // backend sent it, in which case every active hub is offered.
-  const clientCityId = user?.applocationid != null && String(user.applocationid) !== '0' ? String(user.applocationid) : '';
-
-  // Staff see Doormile's hubs. A client sees their own locations (kitchens,
-  // depots) AND the Doormile hubs of their city: a newly onboarded client had
-  // no locations at all, so their zone list was just "All Zones" and the
-  // Coimbatore hub their orders run through never appeared.
+  // Staff see Doormile's hubs. A client sees ONLY its own locations (kitchens,
+  // depots). Doormile's hubs used to be appended for the client's city, and
+  // for every city whenever the session carried no city (any login made
+  // before the backend sent one), which is how a Coimbatore client ended up
+  // offered Hyderabad and Bangalore hubs.
   const { data: rawHubs = [], isLoading: isHubsLoading, refetch: refetchHubs } = useHubs();
   const { data: tenantLocations = [], isLoading: isLocationsLoading, refetch: refetchLocations } = useTenantLocations(
     isTenantUser ? tenantId : null,
@@ -72,14 +68,11 @@ export function ZoneProvider({ children }) {
         isTenantLocation: true,
         status: 'Active',
       }));
-      const cityHubs = clientCityId
-        ? doormileHubs.filter((hub) => String(hub.applocationid ?? '') === clientCityId)
-        : doormileHubs;
-      return [...own, ...cityHubs];
+      return own;
     }
 
     return doormileHubs;
-  }, [isTenantUser, tenantLocations, rawHubs, clientCityId]);
+  }, [isTenantUser, tenantLocations, rawHubs]);
 
   const zones = useMemo(() => {
     return [ALL_ZONE, ...activeHubs];