build.yml

name: Build

on:
  push:
    branches: [ main ]
  workflow_dispatch:
    inputs:
      branch:
        description: 'Branch to deploy'
        required: true
        default: main

jobs:
  build:
    runs-on: ubuntu-latest
    env:
      REGISTRY: ghcr.io
      IMAGE_NAME: ${{ github.repository }}
      SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
    permissions:
      contents: read
      packages: write
    steps:
      - name: Slack Notification
        uses: act10ns/slack@v2
        with:
          status: starting

      - name: Checkout
        uses: actions/checkout@v5
        with:
          submodules: true
          ref: ${{ github.event.inputs.branch || github.ref }}

      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Setup JDK
        uses: actions/setup-java@v5
        with:
          java-version: 25
          distribution: temurin

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v5

      - name: Execute Gradle build
        run: ./gradlew bootBuildImage --scan --imageName=${{ steps.meta.outputs.tags }}

      - name: Push Image
        run: docker push ${{ steps.meta.outputs.tags }}

      - name: Slack Notification
        uses: act10ns/slack@v2
        if: always()
        with:
          status: ${{ job.status }}