Initial Drupal 11 with DDEV setup

vendor/chi-teck/drupal-code-generator/templates/Service/_response-policy/response-policy.twig

@@ -0,0 +1,41 @@
+{% import '@lib/di.twig' as di %}
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\{{ machine_name }}\PageCache;
+
+{% apply sort_namespaces %}
+use Drupal\Core\PageCache\ResponsePolicyInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+  {% if services %}
+{{ di.use(services) }}
+  {% endif %}
+{% endapply %}
+
+/**
+ * @todo Add policy description here.
+ */
+final class {{ class }} implements ResponsePolicyInterface {
+{% if services %}
+
+  /**
+   * Constructs {{ class|article }} object.
+   */
+  public function __construct(
+{{ di.signature(services) }}
+  ) {}
+{% endif %}
+
+  /**
+   * {@inheritdoc}
+   */
+  public function check(Response $response, Request $request): ?string {
+    // @DCG
+    // Return self::DENY to indicate that the response should not be stored in
+    // the cache. Return NULL if the policy does not apply to the given request.
+    return NULL;
+  }
+
+}

vendor/chi-teck/drupal-code-generator/templates/Service/_response-policy/services.twig

@@ -0,0 +1,11 @@
+{% import '@lib/di.twig' as di %}
+services:
+  {{ machine_name }}.page_cache_response_policy.{{ class|c2m }}:
+    class: Drupal\{{ machine_name }}\PageCache\{{ class }}
+    public: false
+{% if services %}
+    arguments: [{{ di.arguments(services) }}]
+{% endif %}
+    tags:
+      - { name: page_cache_response_policy }
+      - { name: dynamic_page_cache_response_policy }