build_and_publish.yml

name: Build and publish

on:
  push:
    branches:
      - master
    tags:
      - 'v*'

env:
  REGISTRY: ghcr.io

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - name: Cache Target
      id: cache-target
      uses: actions/cache@v4
      with:
        path: target/
        key: maven-target-${{ github.run_id }}-${{ github.run_number }}
    - name: Set up JDK 17
      uses: actions/setup-java@v4
      with:
        java-version: 17
        distribution: 'temurin'
        server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
    - name: Build with Maven
      run: mvn -B package --file pom.xml
  publish_maven:
    needs: build
    runs-on: ubuntu-latest
    steps: 
    - uses: actions/checkout@v4
    - name: Restore cached Target
      id: cache-primes-restore
      uses: actions/cache/restore@v4
      with:
        path: target/
        key: maven-target-${{ github.run_id }}-${{ github.run_number }}
    - name: Set up JDK 17
      uses: actions/setup-java@v4
      with:
        java-version: 17
        distribution: 'temurin'
        server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
    - name: Publish to GitHub Packages Apache Maven
      run: mvn deploy
      env:
        GITHUB_TOKEN: ${{ github.token }} # GITHUB_TOKEN is the default env for the password
  publish_container:
    needs: build
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - name: Restore cached Target
      id: cache-primes-restore
      uses: actions/cache/restore@v4
      with:
        path: target/
        key: maven-target-${{ github.run_id }}-${{ github.run_number }}
    - uses: docker/metadata-action@v3
      id: metadata
      with:
        images: ghcr.io/${{ github.repository }}
    - name: Log into registry ${{ env.REGISTRY }}
      if: github.event_name != 'pull_request'
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY }}
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}
    - name: Build and Push the container image
      uses: int128/kaniko-action@v1
      with:
          push: true
          tags: ${{ steps.metadata.outputs.tags }}
          labels: ${{ steps.metadata.outputs.labels }}
          cache: true
          cache-repository: ghcr.io/${{ github.repository }}/cache