This job is responsible to setup the webhooks on swh GitLab repositories
enabling to trigger Jenkins builds when pushing changes or creating merge
requests.

It parses Jenkins jobs builder YAML configuration to get the name of the
repos with CI setup and set webhook URLs in GitLab projects through HTTP
requests to the GitLab REST API.

It is triggered at the end of the swh-jenkins-jobs-builder job after jobs
have been reconfigured.

This job is responsible of updating the Jenkins jobs configuration
when executed. It will be triggered when pushing changes to the
swh-jenkins-jobs repository.

When triggered from a GitLab merge request, Jenkins jobs configuration
is not updated, only proper jobs generation is checked.