Issue #3047804 by bircher, ricardoamaro, alexpott: Add scaffolding for config_environment experimental module

core/composer.json

@@ -85,6 +85,7 @@
         "drupal/color": "self.version",
         "drupal/comment": "self.version",
         "drupal/config": "self.version",
+        "drupal/config_environment": "self.version",
         "drupal/config_translation": "self.version",
         "drupal/contact": "self.version",
         "drupal/content_moderation": "self.version",

core/modules/config_environment/config_environment.info.yml

@@ -0,0 +1,8 @@
+name: 'Configuration Environment'
+type: module
+description: 'Allows administrators to manage configuration environments.'
+package: Core (Experimental)
+version: VERSION
+core: 8.x
+dependencies:
+  - drupal:config

core/modules/config_environment/config_environment.module

@@ -0,0 +1,21 @@
+<?php
+
+/**
+ * @file
+ * Allows site administrators to modify environment configuration.
+ */
+
+use Drupal\Core\Routing\RouteMatchInterface;
+
+/**
+ * Implements hook_help().
+ */
+function config_environment_help($route_name, RouteMatchInterface $route_match) {
+  switch ($route_name) {
+    case 'help.page.config_environment':
+      $output = '';
+      $output .= '<h3>' . t('About') . '</h3>';
+      $output .= '<p>' . t('The Configuration Environment module provides a mechanism for handling configuration changes between different environments. For more information, see the <a href=":config_environment">online documentation for the Configuration Environment module</a>.', [':config_environment' => 'https://www.drupal.org/node/3047873']) . '</p>';
+      return $output;
+  }
+}