auto redirect after succesfull login/logout

public/index.php

@@ -62,7 +62,7 @@ $app->get('/logout', function (Request $request, Response $response, array $args
     addNavbar($response);
     $response->getBody()->write('Logged out');
     addFooter($response);
-    return $response;
+    return $response->withHeader('Location', '/')->withStatus(302);
 });
 
 $app->map(['GET', 'POST'], '/login', function (Request $request, Response $response, array $args) {
@@ -83,6 +83,7 @@ $app->map(['GET', 'POST'], '/login', function (Request $request, Response $respo
             addNavbar($response);
             $response->getBody()->write('Logged in');
             addFooter($response);
+            return $response->withHeader('Location', '/')->withStatus(302);
         } else {
             $response->getBody()->write('Username and/or password incorrect');
         }