build-and-publish-devcontainer.yml

name: Build and Publish Multi-arch Devcontainer

on:
  push:
    branches: [main]
  workflow_dispatch:

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: bpp-school-of-technology/devcontainer

jobs:
  build-and-push-image:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Log in to the Container registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Build and push Dev Container image
        uses: devcontainers/ci@v0.3
        with:
          imageName: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          platform: linux/amd64,linux/arm64
          push: always

      - name: Image digest
        run: echo ${{ steps.build.outputs.imageDigest }}