servus/.github/workflows/docker.yml at main · shellshape/servus · GitHub

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name: Docker CD

on:
  push:
    branches:
      - "main"
    tags:
      - "*"
    paths:
      - "servus/**"
      - ".github/workflows/docker.yml"
      - "Dockerfile"
  workflow_dispatch:

env:
  REGISTRY: ghcr.io
  # github.repository as <account>/<repo>
  IMAGE_NAME: ${{ github.repository }}

jobs:
  docker:
    name: Build Docker Image
    runs-on: ubuntu-latest
    steps:

      - name: Checkout code
        uses: actions/checkout@v2

      - name: Log in to ghcr
        uses: docker/login-action@v1
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      # Extract metadata (tags, labels) for Docker
      # https://github.com/docker/metadata-action
      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v3.6.0
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=sha,format=long,enable=${{ github.ref_type != 'tag' }}
            type=ref,event=branch
            type=semver,pattern={{raw}},enable=${{ github.ref_type == 'tag' }}
            type=raw,value=latest,enable=${{ github.event.ref =='refs/heads/main'}}
          flavor: latest=false

      - name: Build & Push
        uses: docker/build-push-action@v2
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}