pre-release-langflow.yml

name: Langflow Pre-release
run-name: Langflow Pre-release by @${{ github.actor }}
on:
  workflow_dispatch:
    inputs:
      release_package:
        description: "Release package"
        required: true
        type: boolean
        default: false
  workflow_run:
    workflows: ["pre-release-base"]
    types: [completed]
    branches: [dev]

env:
  POETRY_VERSION: "1.8.2"

jobs:
  release:
    name: Release Langflow
    if: inputs.release_package == true
    runs-on: ubuntu-latest
    outputs:
      version: ${{ steps.check-version.outputs.version }}
    steps:
      - uses: actions/checkout@v4
      - name: Install poetry
        run: pipx install poetry==${{ env.POETRY_VERSION }}
      - name: Set up Python 3.10
        uses: actions/setup-python@v5
        with:
          python-version: "3.10"
          cache: "poetry"
      - name: Check Version
        id: check-version
        run: |
          version=$(poetry version --short)
          last_released_version=$(curl -s "https://pypi.org/pypi/langflow/json" | jq -r '.releases | keys | .[]' | sort -V | tail -n 1)
          if [ "$version" = "$last_released_version" ]; then
            echo "Version $version is already released. Skipping release."
            exit 1
          else
            echo version=$version >> $GITHUB_OUTPUT
          fi
      - name: Build project for distribution
        run: make build main=true
      - name: Display pyproject.toml langflow-base Version
        run: cat pyproject.toml | grep langflow-base
      - name: Publish to PyPI
        env:
          POETRY_PYPI_TOKEN_PYPI: ${{ secrets.PYPI_API_TOKEN }}
        run: |
          make publish main=true
      - name: Upload Artifact
        uses: actions/upload-artifact@v4
        with:
          name: dist
          path: dist

  docker_build:
    name: Build Docker Image
    runs-on: ubuntu-latest
    needs: release
    steps:
      - uses: actions/checkout@v4
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
        id: qemu
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          file: ./docker/build_and_push.Dockerfile
          # provenance: false will result in a single manifest for all platforms which makes the image pullable from arm64 machines via the emulation (e.g. Apple Silicon machines)
          provenance: false
          tags: |
            langflowai/langflow:${{ needs.release.outputs.version }}
            langflowai/langflow:1.0-alpha
      - name: Build and push (frontend)
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          file: ./docker/frontend/build_and_push_frontend.Dockerfile
          # provenance: false will result in a single manifest for all platforms which makes the image pullable from arm64 machines via the emulation (e.g. Apple Silicon machines)
          provenance: false
          tags: |
            langflowai/langflow-frontend:${{ needs.release.outputs.version }}
            langflowai/langflow-frontend:1.0-alpha
      - name: Wait for Docker Hub to propagate
        run: sleep 120
      - name: Build and push (backend)
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          file: ./docker/build_and_push_backend.Dockerfile
          # provenance: false will result in a single manifest for all platforms which makes the image pullable from arm64 machines via the emulation (e.g. Apple Silicon machines)
          provenance: false
          build-args: |
            LANGFLOW_IMAGE=langflowai/langflow:${{ needs.release.outputs.version }}
          tags: |
            langflowai/langflow-backend:${{ needs.release.outputs.version }}
            langflowai/langflow-backend:1.0-alpha

  create_release:
    name: Create Release
    runs-on: ubuntu-latest
    needs: [docker_build, release]
    steps:
      - uses: actions/download-artifact@v4
        with:
          name: dist
          path: dist
      - name: Create Release
        uses: ncipollo/release-action@v1
        with:
          artifacts: "dist/*"
          token: ${{ secrets.GITHUB_TOKEN }}
          draft: false
          generateReleaseNotes: true
          prerelease: true
          tag: v${{ needs.release.outputs.version }}
          commit: dev