docker-image.yml

name: Java CI Publish Docker Image

on:
  push:
    tags: 
      - '*'

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build-and-publish:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3

      - name: Get the tag name
        run: echo "TAG=${GITHUB_REF/refs\/tags\//}" >> $GITHUB_ENV

      - name: Set up JDK 21
        uses: actions/setup-java@v3
        with:
          distribution: 'temurin'
          java-version: 21

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build a container image from our Spring Boot app using Paketo.io / Cloud Native Build Packs
        run: mvn spring-boot:build-image -Dspring-boot.build-image.imageName=${{ env.REGISTRY }}/sevkohler/eos:latest

      - name: Publish to GitHub Container Registry
        run: docker push ${{ env.REGISTRY }}/sevkohler/eos:latest