on-workflow-dispatch-docker.yaml

name: 🚀 Docker Image

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Version tag for the Docker image (optional, will use latest Git tag if empty)'
        required: false
        type: string
      tag_as_latest:
        description: 'Also tag as latest?'
        required: false
        default: false
        type: boolean

jobs:
  push-docker-image:
    runs-on: ubuntu-latest
    env:
      DOCKER_CLI_EXPERIMENTAL: enabled
    steps:
      - uses: actions/checkout@v4
      - name: Determine tag
        id: tag
        run: |
          if [ -z "${{ github.event.inputs.version }}" ]; then
            git fetch --all --tags
            TAG=$(git describe --tags `git rev-list --tags --max-count=1`)
          else
            TAG=${{ github.event.inputs.version }}
          fi
          echo "VERSION_TAG=$TAG" >> $GITHUB_ENV
      - uses: docker/setup-qemu-action@v3
      - uses: docker/setup-buildx-action@v3
        with:
          install: true
      - uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Build & push
        run: |
            docker buildx build --push \
              --file Dockerfile \
              --tag ghcr.io/premai-io/prem-app:$VERSION_TAG \
              ${{ github.event.inputs.tag_as_latest == 'true' && '--tag ghcr.io/premai-io/prem-app:latest' || '' }} \
              --platform linux/arm64,linux/amd64 .
        shell: /usr/bin/bash -e {0}
        env:
          DOCKER_CLI_EXPERIMENTAL: enabled