name: build-cpu-docker
on:
  push:
    branches:
      - ci-train-2
  workflow_dispatch:

concurrency:
  group: build-cpu-docker-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build-cpu-docker:
    name: ${{ matrix.python-version }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest]
        python-version: ["3.8", "3.9", "3.10"]

    steps:
      # refer to https://github.com/actions/checkout
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Free space
        shell: bash
        run: |
          df -h
          rm -rf /opt/hostedtoolcache
          df -h

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

      - name: Build docker Image
        shell: bash
        run: |
          cd .github/scripts/docker

          docker build -t ghcr.io/csukuangfj/icefall:cpu-py${{ matrix.python-version }} --build-arg PYTHON_VERSION=${{ matrix.python-version }} .
          docker image ls
          docker push ghcr.io/csukuangfj/icefall:cpu-py${{ matrix.python-version }}