restore theme feature

src/lib/api/QueryClientProviderWrapper.tsx

@@ -1,36 +1,18 @@
-import {
-  isServer,
-  QueryClient,
-  QueryClientProvider,
-} from "@tanstack/react-query";
+import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
 import type { FC, PropsWithChildren } from "react";
 
-let browserQueryClient: QueryClient | undefined;
-
-export const getQueryClient = () => {
-  if (isServer) {
-    return makeQueryClient();
-  } else {
-    browserQueryClient ??= makeQueryClient();
-    return browserQueryClient;
-  }
-};
-
-export const makeQueryClient = () =>
-  new QueryClient({
-    defaultOptions: {
-      queries: {
-        refetchOnWindowFocus: true,
-        retry: false,
-      },
+const queryClient = new QueryClient({
+  defaultOptions: {
+    queries: {
+      refetchOnWindowFocus: true,
+      retry: false,
     },
-  });
+  },
+});
 
 export const QueryClientProviderWrapper: FC<PropsWithChildren> = ({
   children,
 }) => {
-  const queryClient = getQueryClient();
-
   return (
     <QueryClientProvider client={queryClient}>{children}</QueryClientProvider>
   );