name: code-server

on:
  push:
    paths:
      - '.github/workflows/code-server.yml'
      - 'code-server/**'

jobs:

  code-server:

    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:

      - uses: actions/checkout@v4

      - name: Build image
        run: docker build
               code-server
               --tag code-server

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Push image
        run: |
          IMAGE_ID=ghcr.io/${{ github.repository_owner }}/code-server
          # Strip git ref prefix from version
          VERSION=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,')
          # Use Docker `latest` tag convention
          [ "$VERSION" == "master" ] && VERSION=latest
          docker tag code-server $IMAGE_ID:$VERSION
          docker push $IMAGE_ID:$VERSION