Add authentication layer

central_frontend/src/App.tsx

@@ -1,5 +1,10 @@
+import { AuthApi } from "./api/AuthApi";
+import { ServerApi } from "./api/ServerApi";
 import { LoginRoute } from "./routes/LoginRoute";
 
 export function App() {
-  return <LoginRoute />;
+  if (!AuthApi.SignedIn && !ServerApi.Config.auth_disabled)
+    return <LoginRoute />;
+
+  return <>logged in todo</>;
 }