Delay main pipeline for Drupal sites by a configurable amount of time, defaults to 10 seconds

lakedrops.yml

 variables:
   COMPOSE_PROJECT_NAME: ${PROJECT_NAME}_$CI_COMMIT_REF_SLUG
+  DELAY_MAIN_PIPELINE: 10 seconds
   DISABLE_CI_TESTS: 0
   DISABLE_CI_TEST_BACKSTOP: 1
   DISABLE_CI_TEST_BEHAT: 0
@@ -54,6 +55,9 @@ include:
     ref: main
     file: '/test-and-deploy.yml'
 
+Delay Main Pipeline:
+  extends: '.delay'
+
 Validate Environment:
   extends: '.prerequisites'
 

test-and-deploy.yml

@@ -136,6 +136,21 @@ Debug:
     - ${UPDATE_DB_COMMAND}
     - drush cr
 
+.delay:
+  stage: validation
+  tags:
+    - default
+  image: registry.lakedrops.com/docker/gitlab-drupal-ci/php-${PHP_MAJOR_VERSION}.${PHP_MINOR_VERSION}
+  cache: {}
+  variables:
+    GIT_STRATEGY: none
+  script: echo "Delaying execution by ${DELAY_MAIN_PIPELINE}"
+  when: delayed
+  start_in: ${DELAY_MAIN_PIPELINE}
+  only:
+    refs:
+      - main
+
 .prerequisites:
   stage: validation
   tags: