Send a Slack message when a `main` pipeline fails
Problem to solve
This is corrective action for 2024-07-09: AI related E2E tests failing in sta... (gitlab-com/gl-infra/production#18252 - closed).
Currently, we rarely notice when pipelines fail on main
branch. This could be caused by various reasons but in general we should fix it asap as it blocks deployments.
Proposal
https://gitlab.slack.com/archives/CMA7DQJRX/p1720600423444219
Further details
Links / references
Edited by Shinya Maeda