Sep 11 GitLab CI yml 

1. GitLab CI introduction - why/what is CI in DevOps?
2. Intro to ".gitlab-ci.yml" file
3. How to write ".gitlab-ci.yml" file?
4. Create GitLab variables in Group level from GitLab console
5. Terraform different stages Init, Validate, Plan and Apply
6. Write your first ".gitlab-ci.yml" file
7. What is trigger, event and notification for CI
8. Doing a git add/commit/push will trigger the pipeline
9. Observe the pipeline from GitLab console: GitLab repo -- Build -- Pipelines -- Pipeline-ID