If you are using GitKraken Client with SSH Key to connect to this gitlab, please read this: https://about.gitlab.com/blog/2021/10/11/notice-for-gitkraken-users-with-gitlab/

Use jobs to automate your tasks

Jobs are the building blocks of a GitLab CI/CD pipeline. Each job has a specific task, like testing code. To set up jobs in a CI/CD pipeline, add a CI/CD configuration file to your project.

Create CI/CD configuration file