add logout and authentification

device-app/app/Http/Controllers/UserController.php

@@ -50,4 +50,14 @@ class UserController extends Controller
             return redirect('/home');
         }
     }
+
+    public function logout(Request $request)
+    {
+        auth()->logout();
+
+        $request->session()->invalidate();
+        $request->session()->regenerateToken();
+
+        return redirect('/home');
+    }
 }