CI variables

Stored securely in the GitLab server

Injected into jobs at runtime

Available in project-, group- and instance-level

Hands-On

1. Go to Settings > CI/CD and unfold Variables
2. Create unprotected variable AUTHOR and set to a value of your choice

3. Update build command:

    go build \
        -ldflags "-X main.Version=${CI_COMMIT_REF_NAME} -X 'main.Author=${AUTHOR}'" \
        -o hello \
        .