name: Build container image

on:
  push:
    branches:
      - "main"
    paths:
      - "LATEST_VERSION"
  workflow_dispatch:

jobs:
  build:
    timeout-minutes: 30
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      - name: Set up Docker BuildX
        uses: docker/setup-buildx-action@v2
      - name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Get version
        id: get-version
        run: echo "::set-output name=version::$(cat LATEST_VERSION)"
      - name: Build and push container image
        uses: docker/build-push-action@v4
        with:
          context: .
          push: true
          tags: lamgc/jenkins-agent-docker:latest, lamgc/jenkins-agent-docker:${{ steps.get-version.outputs.version }}
          platforms: linux/amd64,linux/arm64,linux/arm/v7
          cache-from: type=gha
          cache-to: type=gha,mode=max