build-container.yml

name: Build and Publish Docker Containers

on:
  push:
    branches:
      - main
    paths:
      - 'environments/**/Dockerfile'
  workflow_dispatch:

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}
  ENVIRONMENTS_DIR: environments

jobs:
  build-and-publish:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4


      - name: Extract commit SHA
        run: echo "SHORT_SHA=$(echo $GITHUB_SHA | cut -c1-7)" >> $GITHUB_ENV

      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Find Docker Directories
        id: find-docker-dirs
        run: |
          docker_dirs=$(find $ENVIRONMENTS_DIR -type f -name Dockerfile -exec dirname {} \;)
          echo "DOCKER_DIRS<<EOF" >> $GITHUB_ENV
          echo "${docker_dirs}" >> $GITHUB_ENV
          echo "EOF" >> $GITHUB_ENV

      - name: Build and Push Docker Images
        run: |
          while IFS= read -r dir; do
            if [[ -n "$dir" ]]; then
              docker_context="./$dir"
              image_name=$(basename "$dir") # Extracts the name of the directory
              docker build "$docker_context" -t ${{ env.REGISTRY }}/${{ github.repository_owner }}/$image_name:latest
              docker push ${{ env.REGISTRY }}/${{ github.repository_owner }}/$image_name:latest
              # tag the image with the short SHA
              docker tag ${{ env.REGISTRY }}/${{ github.repository_owner }}/$image_name:latest ${{ env.REGISTRY }}/${{ github.repository_owner }}/$image_name:${{ env.SHORT_SHA }}
              docker push ${{ env.REGISTRY }}/${{ github.repository_owner }}/$image_name:${{ env.SHORT_SHA }}
            fi
          done <<< "$DOCKER_DIRS"
        env:
          DOCKER_BUILDKIT: 1