cicd.yaml

name: cicd

on:
  # By default, a workflow only runs when a pull_request event's activity type is opened, synchronize, or reopened.
  # https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request
  # So we add default event types and ready_for_review type here.
  pull_request:
    types:
      - opened
      - synchronize
      - reopened
      - ready_for_review
  push:
    branches:
      - main
    tags:
      - v*

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  test:
    if: github.event.pull_request.draft == false
    name: Run test
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      - uses: actions/setup-go@41dfa10bad2bb2ae585af6ee5bb4d7d973ad74ed # v5.1.0
        with:
          go-version-file: go.mod
      - name: build
        run: go build -v ./...
      - name: test
        run: go test -v ./...

  # refs:
  #   - https://docs.github.com/en/actions/publishing-packages/publishing-docker-images#publishing-images-to-github-packages
  #   - https://github.com/docker/metadata-action#semver
  build-and-push-image:
    if: startsWith(github.ref, 'refs/tags/v') || github.event_name == 'pull_request'
    needs:
      - test
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      - name: Log in to the Container registry
        uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v3.3.0
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
      - name: Build and push Docker image
        uses: docker/build-push-action@48aba3b46d1b1fec4febb7c5d0c644b249a11355 # v6.10.0
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}