How do I use variables in GitLab CI pipelines?

How do I use variables in GitLab CI pipelines?

You can define variables in your .gitlab-ci.yml file under the variables section. These can be used throughout your pipeline.

Can I use predefined variables in my pipeline?

Yes, GitLab provides predefined variables like CI_COMMIT_SHA and CI_PIPELINE_ID that you can use directly in your scripts.

How do I set environment-specific variables?

You can set environment-specific variables in the GitLab UI under your project's settings or directly in the .gitlab-ci.yml file using the environment keyword.

What is the difference between CI/CD variables and secret variables?

CI/CD variables are accessible in your pipeline, while secret variables are masked and not exposed in job logs for security.