Redirect /dashboard/login directly to Nextcloud OAuth via web route

Overriding mount() conflicts with parent void return type; intercepting
the URL in routes/web.php (registered before Filament) is the clean fix.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/Filament/Pages/Auth/Login.php

@@ -6,8 +6,8 @@ use Filament\Pages\Auth\Login as BaseLogin;
 
 class Login extends BaseLogin
 {
-    public function mount()
+    public function getView(): string
     {
-        return redirect()->route('auth.nextcloud');
+        return 'filament.pages.auth.login';
     }
 }