docker_build_push.yml

name: docker_build_push

on:
  push:
    branches:
      - main
    paths:
      - requirements.txt
      - docker/**
  workflow_dispatch:

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

jobs:
  build:
    runs-on:
      group: CPU-Large-amd64

    steps:
      - name: Free up disk space
        if: ${{ runner.os == 'Linux' }}
        run: |
          sudo rm -rf /usr/share/dotnet || true
          sudo rm -rf /opt/ghc || true
          sudo rm -rf /opt/hostedtoolcache/CodeQL || true

      - name: Check out repository
        uses: actions/checkout@v4

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          registry: ${{ secrets.DOCKER_REGISTRY }}
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_TOKEN }}

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

      - name: Prepare Docker image name
        id: docker_meta
        env:
          DOCKER_REGISTRY: ${{ secrets.DOCKER_REGISTRY }}
          DOCKER_NAMESPACE: ${{ secrets.DOCKER_NAMESPACE }}
        run: |
          repo_name="${GITHUB_REPOSITORY##*/}"
          image_name="$(printf '%s' "$repo_name" | tr '[:upper:]' '[:lower:]')"
          echo "image=${DOCKER_REGISTRY}/${DOCKER_NAMESPACE}/${image_name}" >> "$GITHUB_OUTPUT"
          echo "sha_tag=sha-${GITHUB_SHA::12}" >> "$GITHUB_OUTPUT"

      - name: Build and push pretraining environment image
        uses: docker/build-push-action@v6
        with:
          context: .
          file: docker/Dockerfile
          platforms: linux/amd64
          push: true
          cache-from: type=gha
          cache-to: type=gha,mode=max
          tags: |
            ${{ steps.docker_meta.outputs.image }}:latest
            ${{ steps.docker_meta.outputs.image }}:${{ steps.docker_meta.outputs.sha_tag }}