fix(frontend): Always return user is authed if mode is oss (#4733)

frontend/src/routes/_oh.tsx

@@ -55,7 +55,7 @@ export const clientLoader = async ({ request }: ClientLoaderFunctionArgs) => {
     posthog.opt_in_capturing();
   }
 
-  let isAuthed: boolean = false;
+  let isAuthed = false;
   let githubAuthUrl: string | null = null;
 
   try {

frontend/src/utils/user-is-authenticated.ts

@@ -1,6 +1,8 @@
 import OpenHands from "#/api/open-hands";
 
 export const userIsAuthenticated = async () => {
+  if (window.__APP_MODE__ === "oss") return true;
+
   try {
     await OpenHands.authenticate();
     return true;