main.yml

name: "Main: Build & deploy"
on:
  workflow_dispatch:

  push:
    branches: [ "main" ]

permissions:
  contents: read

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          token: ${{ github.token }}

      - name: Set up JDK
        uses: actions/setup-java@v3
        with:
          java-version: '17'
          distribution: 'zulu'
          cache: 'maven'

      - name: Build a jar
        id: build
        run: |
          ./mvnw -B -ntp versions:set -DnewVersion=$GITHUB_SHA
          ./mvnw -V -B -ntp clean package -Pprod -DskipTests
          export VERSION=$(./mvnw -q -Dexec.executable=echo -Dexec.args='${project.version}' --non-recursive exec:exec)
          echo "version=${VERSION}" >> $GITHUB_OUTPUT

      # docker images

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

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

      - name: Cache Docker layers
        uses: actions/cache@v3
        with:
          path: /tmp/.buildx-cache
          key: ${{ runner.os }}-buildx-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-buildx-

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

      - name: Build & push docker image
        id: docker_build_and_push
        uses: docker/build-push-action@v5
        with:
          builder: ${{ steps.buildx.outputs.name }}
          context: api
          platforms: linux/amd64,linux/arm64
          provenance: false
          push: true
          tags: |
            ghcr.io/kafbat/kafka-ui:${{ steps.build.outputs.version }}
            ghcr.io/kafbat/kafka-ui:main
          build-args: |
            JAR_FILE=api-${{ steps.build.outputs.version }}.jar
          cache-from: type=local,src=/tmp/.buildx-cache
          cache-to: type=local,dest=/tmp/.buildx-cache