when:
  event: pull_request
steps:
  - name: validate-commit-message
    image: alpine:latest
    commands:
      - apk add --no-cache grep git
      - |
        echo "Validating commit message format..."
        COMMIT_MSG=$(git log -1 --pretty=%B)
        if ! echo "$COMMIT_MSG" | grep -qE "^(feat|fix|docs|style|refactor|perf|test|chore|ci)(\([a-z0-9-]+\))?(!)?: .+"; then
          echo "Error: Commit message does not follow conventional commits format."
          echo "Expected format: type(scope): description"
          echo "Example: feat(auth): add user authentication"
          exit 1
        fi
    when:
      event:
        - pull_request

  - name: hadolint
    image: hadolint/hadolint:latest-debian
    commands:
      - hadolint Dockerfile
    when:
      event:
        - pull_request

  - name: elixir-format
    image: hexpm/elixir:1.18.3-erlang-25.0.4-debian-bookworm-20250317-slim
    commands:
      - mix local.hex --force
      - mix local.rebar --force
      - mix deps.get
      - mix format --check-formatted
    when:
      event:
        - pull_request