feat(auth): add configurable password login with SSO default

Co-authored-by: HiFox Agent <agents-noreply@hifox.com>

src/App.tsx

@@ -3,6 +3,7 @@ import { Shell } from "./components/Shell";
 import AuthProvider from "./auth/AuthProvider";
 import { useAuth } from "./auth/useAuth";
 import UnauthorizedPage from "./auth/UnauthorizedPage";
+import PasswordLogin from "./auth/PasswordLogin";
 import { canAccessEnergy } from "./shared/auth/roles";
 import { LoadingState, SkeletonBlock, SurfaceCard } from "./components/ui/surface";
 import { buildModules } from "./app/modules";
@@ -22,7 +23,7 @@ const HydrogenPrototypeBoard = lazy(
 normalizeBrowserPath();
 
 function AuthGate() {
-  const { isLoading, isAuthenticated, error, user } = useAuth();
+  const { isLoading, isAuthenticated, error, user, mode } = useAuth();
   const [route, setRoute] = useState(readBrowserRoute);
   const { routeKey, pathSet } = route;
 
@@ -71,6 +72,7 @@ function AuthGate() {
   }
 
   if (!isAuthenticated) {
+    if (mode === 'password') return <PasswordLogin />;
     return <UnauthorizedPage message={error || undefined} />;
   }