build-image.yml

name: Build and push Appetiser docker image

on:
  push:
    branches:
      - master
    tags:
      - "*"
  pull_request:
  
jobs:
  build-push:
    runs-on: ubuntu-latest

    steps:
      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v1

      - name: Cache Docker layers
        uses: actions/cache@v3
        with:
          path: /tmp/.buildx-cache
          key: ${{ runner.os }}-buildx-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-buildx-

      - name: Check out code
        id: checkout
        uses: actions/checkout@v3

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Docker meta
        id: docker_meta
        uses: docker/metadata-action@v4
        with:
          images: ghcr.io/dlcs/appetiser
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=sha,enable=true,prefix=,format=long

      - name: Build and push
        id: docker_build
        uses: docker/build-push-action@v2
        with:
          context: .
          builder: ${{ steps.buildx.outputs.name }}
          push: true
          labels: ${{ steps.docker_meta.outputs.labels }}
          tags: ${{ steps.docker_meta.outputs.tags }}