docker-hub-release.yaml

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name: Docker Hub Release

on:
  push:
    branches:
      - main
    # trigger events for SemVer like tags
    tags:
      - 'v*.*.*'
      - 'v*.*.*-*'
  pull_request:
    branches:
      - main

env:
  IMAGE_NAMESPACE: "tractusx"
  IMAGE_NAME: "managed-identity-wallet"

jobs:
  docker:
    runs-on: ubuntu-latest
    permissions:
      packages: write

    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Set up Taskfile
        uses: arduino/setup-task@v1

      - name: Set up Java 17
        uses: actions/setup-java@v3
        with:
          distribution: 'temurin'
          java-version: '17'

      - name: Build app
        run: GITHUB_TOKEN=${{ secrets.GITHUB_TOKEN }} task app:build

      # Create SemVer or ref tags dependent of trigger event
      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: |
            ${{ env.IMAGE_NAMESPACE }}/${{ env.IMAGE_NAME }}
          # Automatically prepare image tags; See action docs for more examples.
          # semver patter will generate tags like these for example :1 :1.2 :1.2.3
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}
            type=semver,pattern={{major}}.{{minor}}

      - name: DockerHub login
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v2
        with:
          # Use existing DockerHub credentials present as secrets
          username: ${{ secrets.DOCKER_HUB_USER }}
          password: ${{ secrets.DOCKER_HUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v3
        with:
          context: .
          # Build image for verification purposes on every trigger event. Only push if event is not a PR
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

      # https://github.com/peter-evans/dockerhub-description
      # Important step to push image description to DockerHub
      - name: Update Docker Hub description
        if: github.event_name != 'pull_request'
        uses: peter-evans/dockerhub-description@v3
        with:
          # readme-filepath defaults to toplevel README.md, Only necessary if you have a dedicated file with your 'Notice for docker images'
          readme-filepath: Docker-hub-notice.md
          username: ${{ secrets.DOCKER_HUB_USER }}
          password: ${{ secrets.DOCKER_HUB_TOKEN }}
          repository: ${{ env.IMAGE_NAMESPACE }}/${{ env.IMAGE_NAME }}