1789 Setup MR review tools in GitLab

Related ticket(s):

Closes: N/A

Other(s):

• https://gitlab.e.foundation/e/infra/backlog/-/issues/1789

Related MR(s):

• https://gitlab.e.foundation/e/infra/ecloud/nextcloud-apps/ci-templates/-/merge_requests/22/diffs

Summary:

This MR implements the template from https://gitlab.e.foundation/e/infra/ecloud/nextcloud-apps/ci-templates/-/merge_requests/22/diffs

Change list:

• 93d831c0 add stages
• 6eb445d4 add mr-review-tools
• 32c6f1f6 fix formatting

To Do:

• Change the ref to main

Steps to deploy:

• via pipeline

Links for testing:

• N/A

Steps to validate

• Output of the tools should show up in MR

Checklist:

• Lint check
• CI updates if any
• Deployed and tested in staging
• Documentation update if required