release.yml

name: "Build and publish docker images (all platforms)"

on:
    push:
        branches:
            - master
        tags:
            - "v*"

jobs:
    release:
        runs-on: ubuntu-latest
        steps:
            - name: Checkout
              uses: actions/checkout@v3

            - name: Docker meta
              id: meta
              uses: docker/metadata-action@v4
              with:
                  images: |
                      ${{ secrets.DOCKERHUB_USERNAME }}/mqtt-exporter
                      ghcr.io/${{ github.repository_owner }}/mqtt-exporter
                  tags: |
                      type=ref,event=branch
                      type=semver,pattern={{version}}
                      type=semver,pattern={{major}}.{{minor}}
                      type=semver,pattern={{major}}

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

            - name: Login to DockerHub
              uses: docker/login-action@v2
              with:
                  username: ${{ secrets.DOCKERHUB_USERNAME }}
                  password: ${{ secrets.DOCKERHUB_TOKEN }}

            - name: Set up QEMU
              id: qemu
              uses: docker/setup-qemu-action@v2

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

            - name: Build and push
              uses: docker/build-push-action@v2
              with:
                  context: .
                  file: ./Dockerfile
                  platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64,linux/ppc64le,linux/s390x
                  push: true
                  tags: ${{ steps.meta.outputs.tags }}