build_push_docker_image_Ubuntu.yml

name: Pre-compile llvm ARM64

on:
  workflow_dispatch:
    inputs:
      initialBuild:
        description: "True if creating an initial Docker image for this branch"
        required: true
        type: boolean
  push:
    branches:
      - 'release_*x'
    paths-include:
      - '**/.github/workflows/build_push_docker_image_Ubuntu.yml'
      - '**/.github/workflows/UbuntuDockerfile.yml'

jobs:
  docker:
    runs-on: self-hosted
    steps:
      - name: Extract branch name
        run: echo "::set-output name=branch::${GITHUB_REF#refs/heads/}"
        id: extract_branch

      - name: Checkout
        uses: actions/checkout@v2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Log in
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v2
        with:
          file: .github/workflows/UbuntuDockerfile
          push: true
          no-cache: true
          context: .github/workflows
          tags: ghcr.io/${{ github.repository_owner }}/ubuntu-flang-${{ steps.extract_branch.outputs.branch }}:latest
          platforms: linux/arm64
          build-args: |
            BRANCH_NAME=${{ steps.extract_branch.outputs.branch }}
            INITIAL_BUILD=${{ inputs.initialBuild }}