b4/.github/workflows/docker.yml

name: Docker

on:
  release:
    types: [published]
  workflow_dispatch:
    inputs:
      version:
        description: "Image version tag (e.g., 1.34.0)"
        required: true
        default: "latest"

permissions:
  contents: read

env:
  IMAGE_NAME: lavrushin/b4

jobs:
  docker:
    name: Build & Push Docker Image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set version
        id: version
        run: |
          if [ "${{ github.event_name }}" = "release" ]; then
            VERSION="${{ github.event.release.tag_name }}"
            VERSION="${VERSION#v}"
          else
            VERSION="${{ inputs.version }}"
          fi
          echo "version=${VERSION}" >> $GITHUB_OUTPUT

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

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

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: true
          build-args: |
            VERSION=${{ steps.version.outputs.version }}
          tags: |
            ${{ env.IMAGE_NAME }}:latest
            ${{ env.IMAGE_NAME }}:${{ steps.version.outputs.version }}
          cache-from: type=gha
          cache-to: type=gha,mode=max