publish.yml

name: Publish Docker image

on:
  release:
    types: [published]

env:
  REGISTRY: docker.io

jobs:
  push_to_registry:
    name: Push Docker image to Docker Hub
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        
      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_TOKEN }}
      
      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ secrets.DOCKER_ORGANIZATION }}/${{ secrets.DOCKER_IMAGE_NAME }}
          
      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

      - name: Update DockerHub repository description
        uses: peter-evans/dockerhub-description@v4
        with:
          repository: ${{ secrets.DOCKER_ORGANIZATION }}/${{ secrets.DOCKER_IMAGE_NAME }}
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_TOKEN }}