update README.md #24
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| name: Build and Push Docker Images | |
| on: | |
| push: | |
| branches: | |
| - main | |
| jobs: | |
| build-and-push: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v3 | |
| with: | |
| fetch-depth: 2 | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v1 | |
| - name: Login to GitHub Container Registry | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ghcr.io | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.DOCKER_GITHUB_TOKEN }} | |
| - name: Determine modified folders | |
| id: changes | |
| run: | | |
| if git rev-parse HEAD^ >/dev/null 2>&1; then | |
| CHANGED_FILES=$(git diff --name-only HEAD^ HEAD | grep -o '^[^/]*' | sort -u) | |
| else | |
| CHANGED_FILES=$(git diff --name-only HEAD | grep -o '^[^/]*' | sort -u) | |
| fi | |
| echo "Changed files: $CHANGED_FILES" | |
| FOLDERS_WITH_DOCKERFILE="" | |
| for folder in $CHANGED_FILES; do | |
| if [[ -f "$folder/Dockerfile" ]]; then | |
| FOLDERS_WITH_DOCKERFILE="$FOLDERS_WITH_DOCKERFILE $folder" | |
| fi | |
| done | |
| echo "Folders with Dockerfile: $FOLDERS_WITH_DOCKERFILE" | |
| # Trim any leading/trailing whitespace | |
| FOLDERS_WITH_DOCKERFILE=$(echo "$FOLDERS_WITH_DOCKERFILE" | xargs) | |
| # Add it to the GitHub Actions environment if it's not empty | |
| if [ -n "$FOLDERS_WITH_DOCKERFILE" ]; then | |
| echo "CHANGED_FOLDERS=$FOLDERS_WITH_DOCKERFILE" >> $GITHUB_ENV | |
| else | |
| echo "CHANGED_FOLDERS=" >> $GITHUB_ENV | |
| fi | |
| echo "Final CHANGED_FOLDERS: $FOLDERS_WITH_DOCKERFILE" | |
| - name: Build and push Docker images | |
| if: env.CHANGED_FOLDERS != '' | |
| run: | | |
| for folder in $CHANGED_FOLDERS; do | |
| if [ -f "$folder/Dockerfile" ]; then | |
| docker build -t ghcr.io/${{ github.actor }}/$folder:latest $folder | |
| docker push ghcr.io/${{ github.actor }}/$folder:latest | |
| fi | |
| done |