fix login redirect loop: skip settings check when unauthenticated, only redirect 401 when token present

frontend/src/App.tsx

@@ -1,4 +1,4 @@
-import { useState, useEffect } from 'react';
+import { useState, useEffect, useCallback } from 'react';
 import { Routes, Route, Navigate } from 'react-router-dom';
 import { AuthProvider, useAuth } from './contexts/AuthContext';
 import Login from './pages/Login';
@@ -20,18 +20,22 @@ function AppInner() {
   const [loading, setLoading] = useState(true);
   const [isConfigured, setIsConfigured] = useState(false);
 
-  const checkSettings = () => {
+  const checkSettings = useCallback(() => {
     api.getSettings()
       .then(data => {
         setIsConfigured(!!(data && data.onboarding_completed));
       })
       .catch(() => setIsConfigured(false))
       .finally(() => setLoading(false));
-  };
+  }, []);
 
   useEffect(() => {
+    if (!user) {
+      setLoading(false);
+      return;
+    }
     checkSettings();
-  }, []);
+  }, [user, checkSettings]);
 
   if (authLoading || loading) {
     return <div className="min-h-screen bg-deep-900 text-white flex items-center justify-center">Loading...</div>;

frontend/src/contexts/AuthContext.tsx

@@ -11,7 +11,7 @@ window.fetch = function (input: RequestInfo | URL, init?: RequestInit): Promise<
     }
   }
   return origFetch.call(window, input, init).then((res) => {
-    if (res.status === 401 && url.startsWith("/api/") && !url.startsWith("/api/auth/login") && !url.startsWith("/api/auth/me")) {
+    if (res.status === 401 && url.startsWith("/api/") && !url.startsWith("/api/auth/login") && !url.startsWith("/api/auth/me") && localStorage.getItem("token")) {
       localStorage.removeItem("token");
       window.location.href = "/login";
     }