decktape/.github/workflows/image.yml

name: image

permissions:
  packages: write

on:
  push:
    branches:
      - master
    tags:
      - 'v*'
    paths-ignore:
      - 'docs/**'
      - '**.adoc'
      - '**.md'
      - 'LICENSE'
  pull_request:
    branches:
      - master
    paths-ignore:
      - 'docs/**'
      - '**.adoc'
      - '**.md'
      - 'LICENSE'

jobs:
  buildx:
    if: github.repository_owner == 'astefanutti'
    name: buildx
    runs-on: ubuntu-20.04

    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
        with:
          platforms: arm64

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ github.token }}

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            ghcr.io/${{ github.repository_owner }}/decktape
          tags: |
            type=ref,event=branch
            type=raw,value=latest,enable={{is_default_branch}}
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}},enable=${{ !startsWith(github.ref, 'refs/tags/v0.') }}

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          platforms: linux/amd64,linux/arm64
          cache-from: type=gha,scope=${{ github.ref_name }}
          cache-to: type=gha,scope=${{ github.ref_name }},mode=max
          provenance: false