healthchecks_healthchecks/.github/workflows/publish_docker_image.yml

name: Publish Docker image

on:
    release:
        types: [published]
    workflow_dispatch:

jobs:
    push_to_registry:
        name: Push Docker image to Docker Hub
        runs-on: ubuntu-latest
        steps:
            - name: Check out the repo
              uses: actions/checkout@v4

            - name: Log in to Docker Hub
              uses: docker/login-action@v2
              with:
                  username: ${{ secrets.DOCKERHUB_USERNAME }}
                  password: ${{ secrets.DOCKERHUB_TOKEN }}

            - name: Extract metadata (tags, labels) for Docker
              id: meta
              uses: docker/metadata-action@v4
              with:
                  images: healthchecks/healthchecks

            - name: Set up QEMU
              uses: docker/setup-qemu-action@v3
              with:
                  image: tonistiigi/binfmt:qemu-v8.1.5

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

            - name: Build and push Docker image
              uses: docker/build-push-action@v6
              with:
                  context: .
                  file: docker/Dockerfile
                  platforms: linux/amd64,linux/arm/v7,linux/arm64/v8
                  push: true
                  tags: ${{ steps.meta.outputs.tags }}
                  labels: ${{ steps.meta.outputs.labels }}