image.yml

name: "Update Docker Image"

# Adaptation of https://docs.github.com/en/packages/managing-github-packages-using-github-actions-workflows/publishing-and-installing-a-package-with-github-actions#upgrading-a-workflow-that-accesses-ghcrio

on:
  workflow_dispatch:

env:
  IMAGE_NAME: vulkan-samples

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

    steps:
      - name: Checkout Repository
        uses: actions/checkout@v4

      - name: Build Image
        run: cd .github/docker && docker build --tag $IMAGE_NAME .

      - name: Login to GitHub Container Registry
        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin

      - name: Push Image
        run: |
          IMAGE_ID=ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME
          IMAGE_ID=$(echo $IMAGE_ID | tr '[A-Z]' '[a-z]')
          echo IMAGE_ID=$IMAGE_ID

          VERSION=latest
          echo VERSION=$VERSION

          docker tag $IMAGE_NAME $IMAGE_ID:$VERSION
          docker push $IMAGE_ID:$VERSION