docker-publish.yml

name: Build and Publish Docker Image

on:
  push:
    branches:
      - main
    tags:
      - 'v*.*.*'  # Matches version tags like v1.0.0
  workflow_dispatch:

env:
  DOCKER_HUB_NAMESPACE: pdfix
  DOCKER_HUB_REPOSITORY: lang-detect

jobs:
  push_to_registry:
    name: Push Docker image to Docker Hub
    runs-on: ubuntu-latest
    permissions:
      packages: write
      contents: read
      attestations: write
      id-token: write
    steps:
      - name: Check out the repo
        uses: actions/checkout@v4

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

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

      - name: Set Docker tag
        id: vars
        run: |
          if [[ $GITHUB_EVENT_NAME == 'workflow_dispatch' || $GITHUB_REF == refs/heads/main ]]; then
            echo "tag=latest" >> $GITHUB_ENV
          else
            echo "tag=${GITHUB_REF#refs/tags/}" >> $GITHUB_ENV
          fi
      - name: Update config.json version
        run: chmod +x update_version.sh && ./update_version.sh ${{ env.tag }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ env.DOCKER_HUB_NAMESPACE }}/${{ env.DOCKER_HUB_REPOSITORY }}
          tags: ${{ env.tag }}

      - name: Run tests
        run: chmod +x test.sh && ./test.sh

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

      # - name: Generate artifact attestation
      #   uses: actions/attest-build-provenance@v1
      #   with:
      #     subject-name: index.docker.io/${{ env.DOCKER_HUB_NAMESPACE }}/${{ env.DOCKER_HUB_REPOSITORY }}:${{ env.tag }}
      #     subject-digest: ${{ steps.push.outputs.digest }}
      #     push-to-registry: true
      - name: Docker Hub Description
        uses: peter-evans/dockerhub-description@v4
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
          repository: ${{ env.DOCKER_HUB_NAMESPACE }}/${{ env.DOCKER_HUB_REPOSITORY }}