minimal-app.yml

name: minimal-app-workflow

on:
  pull_request:
    paths:
      - minimal-app/**
      - .github/workflows/minimal-app.yml

env:
  WORKING_DIR: ./minimal-app
  REGISTRY: ghcr.io/octoconsulting
  IMAGE_NAME: keip/minimal-app
  JAVA_VERSION: 17

jobs:
  build:
    name: build image
    if: github.ref != 'refs/heads/main'
    runs-on: ubuntu-latest
    defaults:
      run:
        shell: bash
        working-directory: ${{ env.WORKING_DIR }}
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-java@v3
        with:
          java-version: "${{ env.JAVA_VERSION }}"
          distribution: "temurin"
      - run: mvn --batch-mode --update-snapshots verify
        name: build image

  release:
    name: push image
    if: github.ref == 'refs/heads/main'
    runs-on: ubuntu-latest
    defaults:
      run:
        shell: bash
        working-directory: ${{ env.WORKING_DIR }}
    # Sets the permissions granted to the `GITHUB_TOKEN` for the actions in this job.
    permissions:
      contents: read
      packages: write
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-java@v3
        with:
          java-version: "${{ env.JAVA_VERSION }}"
          distribution: "temurin"
      - run: echo "IMAGE_TAG=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)" >> "$GITHUB_OUTPUT"
        id: image-name-selector
        name: generate image name
      - run: "! docker manifest inspect ${{ steps.image-name-selector.outputs.IMAGE_TAG }}"
        name: confirm image is not already pushed
      - run: mvn --batch-mode --update-snapshots verify
        name: build image
      - uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - run: docker push ${{ steps.image-name-selector.outputs.IMAGE_TAG }}
      # TODO git tag after push with "keip-default-image:version"