docker_utils.yml

name: template - Docker

on:
  workflow_call:
    outputs:
      tags:
        description: 'Docker tags'
        value: ${{ jobs.docker.outputs.tags }}

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

jobs:
  docker:
    runs-on: ubuntu-latest-16-core
    outputs:
      tags: ${{ steps.meta.outputs.tags }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Inject slug/short variables
        uses: rlespinasse/github-slug-action@v4
        with:
          short-length: 7

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

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=raw,value=test,enable={{is_default_branch}}
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}

      - name: Push to GitHub Container Registry
        uses: docker/build-push-action@v3
        with:
          context: .
          push: true
          platforms: linux/amd64,linux/arm64
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: |
            type=registry,ref=${{ env.REGISTRY }}/${{ github.repository }}:build-cache-${{ env.GITHUB_REF_SLUG_URL }}-${{ github.workflow }}
            type=registry,ref=${{ env.REGISTRY }}/${{ github.repository }}:build-cache-main-${{ github.workflow }}
          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ github.repository }}:build-cache-${{ env.GITHUB_REF_SLUG_URL }}-${{ github.workflow }},mode=max