hex/.github/workflows/docker-publish.yml at master · sitkevij/hex · GitHub

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name: docker

on:
  push:
    branches:
      - main
      - master

jobs:
  main:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Check for Dockerfile
        id: check_dockerfile
        run: |
          if [ -f "Dockerfile" ] || [ -f "docker/Dockerfile" ]; then
            echo "dockerfile_exists=true" >> $GITHUB_OUTPUT
            echo "Dockerfile found"
          else
            echo "dockerfile_exists=false" >> $GITHUB_OUTPUT
            echo "No Dockerfile found, skipping Docker build"
          fi
      - name: Check DockerHub credentials
        id: check_creds
        if: steps.check_dockerfile.outputs.dockerfile_exists == 'true'
        run: |
          if [ -n "${{ secrets.DOCKERHUB_USERNAME }}" ] && [ -n "${{ secrets.DOCKERHUB_TOKEN }}" ]; then
            echo "has_creds=true" >> $GITHUB_OUTPUT
            echo "DockerHub credentials found"
          else
            echo "has_creds=false" >> $GITHUB_OUTPUT
            echo "DockerHub credentials not configured, will build but not push"
          fi
      - name: Set up QEMU
        if: steps.check_dockerfile.outputs.dockerfile_exists == 'true'
        uses: docker/setup-qemu-action@v3
      - name: Set up Docker Buildx
        if: steps.check_dockerfile.outputs.dockerfile_exists == 'true'
        uses: docker/setup-buildx-action@v3
      - name: Login to DockerHub
        if: steps.check_dockerfile.outputs.dockerfile_exists == 'true' && steps.check_creds.outputs.has_creds == 'true'
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Build and push
        if: steps.check_dockerfile.outputs.dockerfile_exists == 'true'
        id: docker_build
        uses: docker/build-push-action@v5
        with:
          push: ${{ steps.check_creds.outputs.has_creds == 'true' }}
          tags: ${{ github.repository_owner }}/${{ github.event.repository.name }}:latest
          cache-from: type=gha
          cache-to: type=gha,mode=max
      - name: Image digest
        if: steps.check_dockerfile.outputs.dockerfile_exists == 'true' && steps.docker_build.outputs.digest != ''
        run: echo ${{ steps.docker_build.outputs.digest }}