Use a container and action with yamllint.

templates/gitlab-ci.yml.j2

@@ -1,5 +1,5 @@
 ---
-image: "robertdebock/github-action-molecule:4.0.0"
+image: "robertdebock/github-action-molecule:4.0.5"
 
 services:
   - docker:dind
@@ -10,6 +10,7 @@ variables:
 
 molecule:
   script:
+    - test -f requirements.yml && ansible-galaxy install -r requirements.yml
     - image=${image} tag=${tag} molecule test
   rules:
     - if: $CI_COMMIT_REF_NAME == "master"

templates/molecule-action.yml.j2

@@ -21,7 +21,7 @@ jobs:
           path: {% raw %}"${{ github.repository }}"{% endraw %}
 
       - name: molecule
-        uses: robertdebock/molecule-action@3.0.0
+        uses: robertdebock/molecule-action@4.0.5
         with:
           command: lint
   test:
@@ -51,7 +51,7 @@ jobs:
       - name: parse apparmor for mysql
         run: sudo apparmor_parser -R /etc/apparmor.d/usr.sbin.mysqld
       - name: molecule
-        uses: robertdebock/molecule-action@3.0.0
+        uses: robertdebock/molecule-action@4.0.5
         with:
           image: {% raw %}${{ matrix.config.image }}{% endraw %}
 

templates/molecule.yml.j2

@@ -4,6 +4,7 @@ dependency:
   name: galaxy
   options:
     role-file: requirements.yml
+    requirements-file: requirements.yml
 lint: |
   set -e
   yamllint .