Use runtime:php for wordpress on flexible env.

Author: Takashi Matsuo

appengine/wordpress/src/WordPressSetup.php

@@ -33,7 +33,7 @@ class WordPressSetup extends Command
     const LATEST_BATCACHE =
         'https://downloads.wordpress.org/plugin/batcache.1.4.zip';
     const LATEST_MEMCACHED =
-        'https://downloads.wordpress.org/plugin/memcached.2.0.4.zip';
+        'https://downloads.wordpress.org/plugin/memcached.3.0.1.zip';
     const LATEST_GAE_WP =
         'https://downloads.wordpress.org/plugin/google-app-engine.1.6.zip';
 
@@ -292,7 +292,6 @@ protected function execute(InputInterface $input, OutputInterface $output)
                 'app.yaml' => '/',
                 'cron.yaml' => '/',
                 'composer.json' => '/',
-                'Dockerfile' => '/',
                 'gcs-media.php' => '/wordpress/wp-content/plugins/',
                 'nginx-app.conf' => '/',
                 'php.ini' => '/',

appengine/wordpress/src/files/flexible/Dockerfile

@@ -2,7 +2,7 @@ runtime: custom
 vm: true
 
 beta_settings:
- cloud_sql_instances: {{project_id}}:us-central1:{{db_instance}}
+  cloud_sql_instances: {{project_id}}:us-central1:{{db_instance}}
 
-env_variables:
-  DOCUMENT_ROOT: /app/wordpress
+runtime_config:
+  document_root: wordpress