feat(ui): added new auth guard with react-query and axios

frontend/src/reactQuery.ts

@@ -0,0 +1,21 @@
+import { QueryClient } from '@tanstack/react-query';
+
+// this is saved in react-query cache
+export const AUTH_TOKEN_CACHE_KEY = ['infisical__auth-token'];
+
+export const queryClient = new QueryClient({
+  defaultOptions: {
+    queries: {
+      refetchOnWindowFocus: false,
+      retry: 1
+    }
+  }
+});
+
+// set token in memory cache
+export const setAuthToken = (token: string) =>
+  queryClient.setQueryData(AUTH_TOKEN_CACHE_KEY, token);
+
+export const getAuthToken = () => queryClient.getQueryData(AUTH_TOKEN_CACHE_KEY) as string;
+
+export const isLoggedIn = () => Boolean(getAuthToken());