perf(web): release inactive mutation state

vehicle-data-platform/apps/web/src/v2/AppV2.tsx

@@ -5,17 +5,26 @@ import { AuthGate } from './auth/AuthGate';
 import { RoutePage } from './routing/RouteBoundary';
 import { RoutePages } from './routing/routeModules';
 import { ROUTER_FUTURE } from './routing/routerConfig';
+import { QUERY_MEMORY } from './queryPolicy';
 
-const queryClient = new QueryClient({
-  defaultOptions: {
-    queries: {
-      staleTime: 15_000,
-      gcTime: 5 * 60_000,
-      retry: 1,
-      refetchOnWindowFocus: false
+export function createPlatformQueryClient() {
+  return new QueryClient({
+    defaultOptions: {
+      queries: {
+        staleTime: 15_000,
+        gcTime: 5 * 60_000,
+        retry: 1,
+        refetchOnWindowFocus: false
+      },
+      mutations: {
+        gcTime: QUERY_MEMORY.highVolumeGcTime,
+        retry: 0
+      }
     }
-  }
-});
+  });
+}
+
+const queryClient = createPlatformQueryClient();
 
 export function AppV2() {
   return (