name: Continuous Integration Pipeline

on:
  push:
    branches: [main, test-ci]
    tags:
      - 'v*'
  pull_request:
    types: [opened, synchronize, reopened]

# DOCKER_IMAGE variables aren't used in BuildAndPushDockerImages because of https://github.com/actions/runner/issues/480
env:
  DOCKER_IMAGE_TEST: ghcr.io/zama-ai/concrete-compiler
  THIS_FILE: .github/workflows/continuous-integration.yml

jobs:
  #####################
  # Build and testing #
  #####################

  BuildAndTestMacOS:
    runs-on: macos-11
    steps:
      # A SSH private key is required as some dependencies are from private repos
      - uses: webfactory/ssh-agent@v0.6.0
        with:
          ssh-private-key: ${{ secrets.CONCRETE_COMPILER_CI_SSH_PRIVATE }}

      - uses: actions/checkout@v3
        with:
          submodules: recursive
          token: ${{ secrets.GH_TOKEN }}

      - name: Install rust
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable

      - name: Install Deps
        run: |
          brew install ninja ccache
          pip3.10 install numpy pybind11==2.8 wheel delocate
          pip3.10 install pytest

      - name: Cache compilation (push)
        if: github.event_name == 'push'
        uses: actions/cache@v3
        with:
          path: /Users/runner/Library/Caches/ccache
          key: ${{ runner.os }}-compilation-cache-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-compilation-cache-

      - name: Cache compilation (pull_request)
        if: github.event_name == 'pull_request'
        uses: actions/cache@v3
        with:
          path: /Users/runner/Library/Caches/ccache
          key: ${{ runner.os }}-compilation-cache-${{ github.event.pull_request.base.sha }}
          restore-keys: |
            ${{ runner.os }}-compilation-cache-

      - name: Get tmpdir path
        if: github.event_name == 'push'
        id: tmpdir-path
        run: echo "::set-output name=TMPDIR_PATH::$TMPDIR"

      # We do run run-check-tests as part of the build, as they aren't that costly
      # and will at least give minimum confidence that the compiler works in PRs
      - name: Build
        run: |
          set -e
          cd compiler
          echo "Debug: ccache statistics (prior to the build):"
          ccache -s
          make Python3_EXECUTABLE=$(which python3.10) all run-check-tests
          echo "Debug: ccache statistics (after the build):"
          ccache -s

      - name: Test
        if: github.event_name == 'push'
        run: |
          set -e
          cd compiler
          echo "Debug: ccache statistics (prior to the tests):"
          ccache -s
          export CONCRETE_COMPILER_DATAFLOW_EXECUTION_ENABLED=OFF
          pip3.10 wheel --no-deps -w ${{ github.workspace }}/wheels .
          delocate-wheel -v $(find ${{ github.workspace }}/wheels/ -name '*macosx*.whl')
          pip3.10 install $(find ${{ github.workspace }}/wheels/ -name '*macosx*.whl')
          make Python3_EXECUTABLE=$(which python3.10) run-tests
          echo "Debug: ccache statistics (after the tests):"
          ccache -s

  ##################################
  # Releasing and Testing Packages #
  ##################################

  PublishDoc:
    needs: [BuildAndTest]

    runs-on: ubuntu-20.04
    if: ${{ github.event_name == 'push' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main') }}

    steps:
      - name: Set env
        id: vars
        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> "${GITHUB_ENV}"
      - name: Download Documentation
        id: download
        uses: actions/download-artifact@v3
        with:
          name: html-docs
      - name: Publish Documentation to S3
        id: publish
        if: ${{ steps.download.outcome == 'success' && !cancelled() }}
        uses: jakejarvis/s3-sync-action@be0c4ab89158cac4278689ebedd8407dd5f35a83
        with:
          args: --acl public-read
        env:
          AWS_S3_BUCKET: ${{ secrets.AWS_PREPROD_REPO_DOCUMENTATION_BUCKET_NAME }}
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          AWS_REGION: ${{ secrets.AWS_REGION }}
          SOURCE_DIR: '.'
          DEST_DIR: 'concrete-compiler/${{ env.RELEASE_VERSION }}'
      - name: Invalidate CloudFront Cache
        if: ${{ steps.publish.outcome == 'success' }}
        uses: awact/cloudfront-action@8bcfabc7b4bbc0cb8e55e48527f0e3a6d681627c
        env:
          SOURCE_PATH: '/concrete-compiler/*'
          AWS_REGION: ${{ secrets.AWS_REGION }}
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          DISTRIBUTION_ID: ${{ secrets.AWS_REPO_DOCUMENTATION_DISTRIBUTION_ID }}

  CreateRelease:
    runs-on: ubuntu-20.04
    needs: [BuildAndTest, BuildAndTestMacOS]
    if: ${{ github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v') }}
    outputs:
      upload_url: ${{ steps.release.outputs.upload_url }}
      release_id: ${{ steps.release.outputs.id }}
    steps:
      - name: Release
        id: release
        uses: softprops/action-gh-release@v1
        with:
          token: ${{ secrets.GH_TOKEN_RELEASE }}
          draft: true
          prerelease: true
          generate_release_notes: true

  BuildAndPushPythonPackagesLinux:
    runs-on: ubuntu-20.04
    strategy:
      matrix:
        include:
          - python: 37
            python_dir: "cp37-cp37m"
          - python: 38
            python_dir: "cp38-cp38"
          - python: 39
            python_dir: "cp39-cp39"
          - python: 310
            python_dir: "cp310-cp310"
    outputs:
      python-package-name-linux-py37: ${{ steps.set-output-wheel-linux.outputs.ASSET_NAME_PY37 }}
      python-package-name-linux-py38: ${{ steps.set-output-wheel-linux.outputs.ASSET_NAME_PY38 }}
      python-package-name-linux-py39: ${{ steps.set-output-wheel-linux.outputs.ASSET_NAME_PY39 }}
      python-package-name-linux-py310: ${{ steps.set-output-wheel-linux.outputs.ASSET_NAME_PY310 }}
    needs: CreateRelease
    steps:
      # A SSH private key is required as some dependencies are from private repos
      - uses: webfactory/ssh-agent@v0.5.2
        with:
          ssh-private-key: ${{ secrets.CONCRETE_COMPILER_CI_SSH_PRIVATE }}

      - uses: actions/checkout@v3
        with:
          submodules: recursive
          token: ${{ secrets.GH_TOKEN }}

      - name: Update Python Version
        run: cd compiler && make update-python-version

      - name: Login to Github Container Registry
        run: echo "${{ secrets.GHCR_PASSWORD }}" | docker login -u ${{ secrets.GHCR_LOGIN }} --password-stdin ghcr.io

      - name: Set up ssh auth in docker
        run: |
          echo "SSH_AUTH_SOCK_DIR=$(dirname $SSH_AUTH_SOCK)" >> "${GITHUB_ENV}"

      - name: Build Wheel
        uses: addnab/docker-run-action@v3
        with:
          registry: ghcr.io
          image: ${{ env.DOCKER_IMAGE_TEST }}
          username: ${{ secrets.GHCR_LOGIN }}
          password: ${{ secrets.GHCR_PASSWORD }}
          options: >-
            -v ${{ github.workspace }}/llvm-project:/llvm-project
            -v ${{ github.workspace }}/compiler:/compiler
            -v ${{ github.workspace }}/wheels:/wheels
            -v ${{ env.SSH_AUTH_SOCK }}:/ssh.socket
            -e SSH_AUTH_SOCK=/ssh.socket
          shell: bash
          run: |
            set -e
            cd /compiler
            rm -rf /build
            export PYTHON_EXEC=/opt/python/${{ matrix.python_dir }}/bin/python
            $PYTHON_EXEC -m pip install -r /llvm-project/mlir/python/requirements.txt
            # setup env variable for wheel building
            export CONCRETE_COMPILER_Python3_EXECUTABLE=$PYTHON_EXEC
            export CONCRETE_COMPILER_BUILD_DIR=/build
            /opt/python/${{ matrix.python_dir }}/bin/pip wheel -vvv --no-deps -w /wheels .
            # We need to run it twice: the first will generate the directories, so that
            # the second run can find the packages via find_namespace_packages
            /opt/python/${{ matrix.python_dir }}/bin/pip wheel -vvv --no-deps -w /wheels .
            auditwheel repair /wheels/*.whl --plat manylinux_2_28_x86_64 -w /wheels
            echo "Debug: ccache statistics (after the build):"
            ccache -s

      - name: Set Outputs
        id: set-output-wheel-linux
        run: |
          echo "::set-output name=ASSET_NAME::$(find ${{ github.workspace }}/wheels/ -name '*manylinux*.whl' | rev |cut -d "/" -f 1 |rev )"
          # used later for python package test
          echo "::set-output name=ASSET_NAME_PY${{ matrix.python }}::$(find ${{ github.workspace }}/wheels/ -name '*manylinux*.whl' | rev |cut -d "/" -f 1 |rev )"

      - name: Upload Python Package
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GH_TOKEN_RELEASE }}
        with:
          upload_url: ${{ needs.CreateRelease.outputs.upload_url }}
          asset_path: ${{ github.workspace }}/wheels/${{ steps.set-output-wheel-linux.outputs.ASSET_NAME }}
          asset_name: ${{ steps.set-output-wheel-linux.outputs.ASSET_NAME }}
          asset_content_type: application/zip

  BuildAndPushTarballLinux:
    runs-on: ubuntu-20.04
    needs: CreateRelease
    steps:
      # A SSH private key is required as some dependencies are from private repos
      - uses: webfactory/ssh-agent@v0.6.0
        with:
          ssh-private-key: ${{ secrets.CONCRETE_COMPILER_CI_SSH_PRIVATE }}

      - uses: actions/checkout@v3
        with:
          submodules: recursive
          token: ${{ secrets.GH_TOKEN }}

      - name: Login to Github Container Registry
        run: echo "${{ secrets.GHCR_PASSWORD }}" | docker login -u ${{ secrets.GHCR_LOGIN }} --password-stdin ghcr.io

      - name: Build Tarball
        uses: addnab/docker-run-action@v3
        with:
          registry: ghcr.io
          image: ${{ env.DOCKER_IMAGE_TEST }}
          username: ${{ secrets.GHCR_LOGIN }}
          password: ${{ secrets.GHCR_PASSWORD }}
          options: >-
            -v ${{ github.workspace }}/llvm-project:/llvm-project
            -v ${{ github.workspace }}/compiler:/compiler
            -v ${{ github.workspace }}/tarballs:/tarballs
            -v ${{ github.workspace }}/.github/workflows/assets/Installation.md:/Installation.md
          shell: bash
          run: |
            set -e
            cd /compiler
            rm -rf /build
            make  BINDINGS_PYTHON_ENABLED=OFF BUILD_DIR=/build INSTALL_PREFIX=/tarballs/ install
            echo "Debug: ccache statistics (after the build):"
            ccache -s
            # package installation file and make tarball
            cp /Installation.md /tarballs/concretecompiler/
            cd /tarballs && tar -czvf concretecompiler.tar.gz concretecompiler

      - name: Tag Tarball
        id: tag-tarball
        run: |
          TAG="$(git describe --tags --abbrev=0)"

          sudo cp "${{ github.workspace }}/tarballs/concretecompiler.tar.gz" "${{ github.workspace }}/tarballs/concretecompiler-${TAG}-x86_64-linux-gnu.tar.gz"
          echo "::set-output name=ASSET_NAME::concretecompiler-${TAG}-x86_64-linux-gnu.tar.gz"

      - name: Upload Tarball
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GH_TOKEN_RELEASE }}
        with:
          upload_url: ${{ needs.CreateRelease.outputs.upload_url }}
          asset_path: ${{ github.workspace }}/tarballs/${{ steps.tag-tarball.outputs.ASSET_NAME }}
          asset_name: ${{ steps.tag-tarball.outputs.ASSET_NAME }}
          asset_content_type: application/tar+gzip

  BuildAndPushPackagesMacOS:
    needs: CreateRelease
    runs-on: macos-11
    strategy:
      matrix:
        python: ['3.8', '3.9', '3.10']
    outputs:
      python-package-name-macos-py38: ${{ steps.build-wheel-macos.outputs.ASSET_NAME_PY38 }}
      python-package-name-macos-py39: ${{ steps.build-wheel-macos.outputs.ASSET_NAME_PY39 }}
      python-package-name-macos-py310: ${{ steps.build-wheel-macos.outputs.ASSET_NAME_PY310 }}
    steps:
      # A SSH private key is required as some dependencies are from private repos
      - uses: webfactory/ssh-agent@v0.5.0
        with:
          ssh-private-key: ${{ secrets.CONCRETE_COMPILER_CI_SSH_PRIVATE }}

      - uses: actions/checkout@v3
        with:
          submodules: recursive
          token: ${{ secrets.GH_TOKEN }}

      - name: Install Rust
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable

      - name: Concrete-Optimizer
        run: |
          cd compiler
          make concrete-optimizer-lib

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python }}

      - name: Install Deps
        run: |
          brew install ninja ccache
          pip install numpy pybind11==2.8 wheel delocate

      - name: Update Python Version
        run: cd compiler && make update-python-version

      - name: Use Compilation Cache
        uses: actions/cache@v3
        with:
          path: /Users/runner/Library/Caches/ccache
          key: ${{ runner.os }}-compilation-cache-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-compilation-cache-

      - name: Build
        id: build-wheel-macos
        run: |
          cd compiler
          make Python3_EXECUTABLE=$(which python) DATAFLOW_EXECUTION_ENABLED=OFF python-bindings
          export CONCRETE_COMPILER_DATAFLOW_EXECUTION_ENABLED=OFF
          pip wheel --no-deps -w ${{ github.workspace }}/wheels .
          delocate-wheel -v $(find ${{ github.workspace }}/wheels/ -name '*macosx*.whl')
          echo "::set-output name=ASSET_NAME::$(find ${{ github.workspace }}/wheels/ -name '*macosx*.whl' | rev |cut -d "/" -f 1 |rev )"
          # used later for python package test
          echo "::set-output name=ASSET_NAME_PY$(echo ${{ matrix.python }} |tr -d '.')::$(find ${{ github.workspace }}/wheels/ -name '*macosx*.whl' | rev |cut -d "/" -f 1 |rev )"

      - name: Upload Python Package
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GH_TOKEN_RELEASE }}
        with:
          upload_url: ${{ needs.CreateRelease.outputs.upload_url }}
          asset_path: ${{ github.workspace }}/wheels/${{ steps.build-wheel-macos.outputs.ASSET_NAME }}
          asset_name: ${{ steps.build-wheel-macos.outputs.ASSET_NAME }}
          asset_content_type: application/zip

      - name: Build tarball
        if: matrix.python == '3.8'
        id: build-mac-tarball
        run: |
          cd compiler
          make concretecompiler
          mkdir -p tarballs/concretecompiler/lib tarballs/concretecompiler/bin
          cp build/bin/concretecompiler tarballs/concretecompiler/bin
          cp build/lib/libConcretelangRuntime.dylib tarballs/concretecompiler/lib
          cp ../.github/workflows/assets/Installation.md tarballs/concretecompiler/

          TAG=$(git describe --tags --abbrev=0)

          cd tarballs && tar -czvf "concretecompiler-${TAG}-x86_64-macos-catalina.tar.gz" concretecompiler
          echo "::set-output name=ASSET_NAME::concretecompiler-${TAG}-x86_64-macos-catalina.tar.gz"

      - name: Upload Tarball
        if: matrix.python == '3.8'
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GH_TOKEN_RELEASE }}
        with:
          upload_url: ${{ needs.CreateRelease.outputs.upload_url }}
          asset_path: ${{ github.workspace }}/compiler/tarballs/${{ steps.build-mac-tarball.outputs.ASSET_NAME }}
          asset_name: ${{ steps.build-mac-tarball.outputs.ASSET_NAME }}
          asset_content_type: application/tar+gzip

  TestPythonPackageLinux:
    runs-on: ubuntu-20.04
    needs: [BuildAndPushPythonPackagesLinux, CreateRelease]
    strategy:
      matrix:
        include:
          - python: '3.7'
            filename-index: 'python-package-name-linux-py37'
          - python: '3.8'
            filename-index: 'python-package-name-linux-py38'
          - python: '3.9'
            filename-index: 'python-package-name-linux-py39'
          - python: '3.10'
            filename-index: 'python-package-name-linux-py310'
    steps:
      - uses: actions/checkout@v3

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python }}

      - name: Extract Package Filename
        id: extract-filename
        run: echo "::set-output name=FILE_NAME::$(echo '${{ toJson(needs.BuildAndPushPythonPackagesLinux.outputs) }}' | jq '.["${{ matrix.filename-index }}"]' | tr -d '\"' )"

      - name: Download and Install Package
        run: |
          FILE_NAME=$(curl -s -u "zama-bot:${{ secrets.GH_TOKEN_RELEASE }}" \
            https://api.github.com/repos/${{ github.repository }}/releases | \
            jq 'map(select(.tag_name == "${{ github.ref_name }}"))' | \
            jq '.[0].assets' | \
            jq 'map(select(.name == "${{ steps.extract-filename.outputs.FILE_NAME }}" ))' | \
            jq '.[].id')

          wget --auth-no-challenge --header='Accept:application/octet-stream' \
          "https://${{ secrets.GH_TOKEN_RELEASE }}:@api.github.com/repos/${{ github.repository }}/releases/assets/${FILE_NAME}" \
          -O ${{ steps.extract-filename.outputs.FILE_NAME }}
          pip install ${{ steps.extract-filename.outputs.FILE_NAME }}

      - name: Test
        run: |
          cd compiler
          pip install pytest
          pytest -vs tests/python

  TestPythonPackageMacOS:
    runs-on: macos-11
    needs: [BuildAndPushPackagesMacOS, CreateRelease]
    env:
      SYSTEM_VERSION_COMPAT: 0
    strategy:
      matrix:
        include:
          - python: '3.8'
            filename-index: 'python-package-name-macos-py38'
          - python: '3.9'
            filename-index: 'python-package-name-macos-py39'
          - python: '3.10'
            filename-index: 'python-package-name-macos-py310'
    steps:
      - uses: actions/checkout@v3

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python }}

      - name: Extract Package Filename
        id: extract-filename
        run: echo "::set-output name=FILE_NAME::$(echo '${{ toJson(needs.BuildAndPushPackagesMacOS.outputs) }}' | jq '.["${{ matrix.filename-index }}"]' | tr -d '\"' )"

      - name: Download and Install Package
        run: |
          FILE_NAME=$(curl -s -u "zama-bot:${{ secrets.GH_TOKEN_RELEASE }}" \
            https://api.github.com/repos/${{ github.repository }}/releases | \
            jq 'map(select(.tag_name == "${{ github.ref_name }}"))' | \
            jq '.[0].assets' | \
            jq 'map(select(.name == "${{ steps.extract-filename.outputs.FILE_NAME }}" ))' | \
            jq '.[].id')

          wget --auth-no-challenge --header='Accept:application/octet-stream' \
            "https://${{ secrets.GH_TOKEN_RELEASE }}:@api.github.com/repos/${{ github.repository }}/releases/assets/${FILE_NAME}" \
            -O ${{ steps.extract-filename.outputs.FILE_NAME }}
          pip install ${{ steps.extract-filename.outputs.FILE_NAME }}

      - name: Test
        run: |
          cd compiler
          pip install pytest
          pytest -vs -m "not parallel" tests/python

  #################
  # Docker Images #
  #################

  BuildAndPushDockerImages:
    if: ${{ github.event_name == 'push' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main') || needs.BuildAndPublishHPXDockerImage.outputs.image_built == 'true' || needs.BuildAndPublishCUDADockerImage.outputs.image_built == 'true' }}
    needs: [BuildAndPublishHPXDockerImage, BuildAndPublishCUDADockerImage]
    name: Build & Publish Docker Images
    runs-on: ubuntu-20.04
    strategy:
      matrix:
        include:
          - name: test-env
            image: ghcr.io/zama-ai/concrete-compiler
            dockerfile: builders/Dockerfile.concrete-compiler-env

    steps:
      # A SSH private key is required as some dependencies are from private repos
      - uses: webfactory/ssh-agent@v0.6.0
        with:
          ssh-private-key: ${{ secrets.CONCRETE_COMPILER_CI_SSH_PRIVATE }}

      - uses: actions/checkout@v3
        with:
          submodules: recursive
          token: ${{ secrets.GH_TOKEN }}

      - name: Login to Registry
        run: echo "${{ secrets.GHCR_PASSWORD }}" | docker login -u ${{ secrets.GHCR_LOGIN }} --password-stdin ghcr.io

      # label was initially a need from the frontend CI
      - name: Build Image
        run: |
          DOCKER_BUILDKIT=1 docker build --no-cache \
            --ssh default=${{ env.SSH_AUTH_SOCK }} \
            --label "commit-sha=${{ github.sha }}" -t ${{ matrix.image }} -f ${{ matrix.dockerfile }} .

      - name: Tag and Publish Image
        run: |
          docker image tag ${{ matrix.image }} ${{ matrix.image }}:${{ github.sha }}
          docker image push ${{ matrix.image }}:latest
          docker image push ${{ matrix.image }}:${{ github.sha }}

      - name: Tag and Publish Release Image
        if: startsWith(github.ref, 'refs/tags/v')
        run: |
          docker image tag ${{ matrix.image }} ${{ matrix.image }}:${{ github.ref_name }}
          docker image push ${{ matrix.image }}:${{ github.ref_name }}

  BuildAndPublishHPXDockerImage:
    name: Build & Publish HPX Docker Image
    runs-on: ubuntu-20.04
    env:
      IMAGE: ghcr.io/zama-ai/hpx
    outputs:
      image_built: ${{ steps.is-built.outputs.IMAGE_BUILT }}

    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v32

      - name: Login
        id: login
        if: contains(steps.changed-files.outputs.modified_files, 'builders/Dockerfile.hpx-env') || contains(steps.changed-files.outputs.modified_files, env.THIS_FILE)
        run: echo "${{ secrets.GHCR_PASSWORD }}" | docker login -u ${{ secrets.GHCR_LOGIN }} --password-stdin ghcr.io

      - name: Build Tag and Publish
        if: ${{ steps.login.conclusion != 'skipped' }}
        run: |
          docker build -t "${IMAGE}" -f builders/Dockerfile.hpx-env .
          docker push "${IMAGE}:latest"

      - name: Is Image Built
        id: is-built
        run: echo "::set-output name=IMAGE_BUILT::${{ contains(steps.changed-files.outputs.modified_files, 'builders/Dockerfile.hpx-env') }}"

  BuildAndPublishCUDADockerImage:
    name: Build & Publish CUDA Docker Image
    runs-on: ubuntu-20.04
    env:
      IMAGE: ghcr.io/zama-ai/cuda
      TAG: "11-7"
    outputs:
      image_built: ${{ steps.is-built.outputs.IMAGE_BUILT }}

    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v32

      - name: Login
        id: login
        if: contains(steps.changed-files.outputs.modified_files, 'builders/Dockerfile.cuda-env') || contains(steps.changed-files.outputs.modified_files, env.THIS_FILE)
        run: echo "${{ secrets.GHCR_PASSWORD }}" | docker login -u ${{ secrets.GHCR_LOGIN }} --password-stdin ghcr.io

      - name: Build Tag and Publish
        if: ${{ steps.login.conclusion != 'skipped' }}
        run: |
          docker build -t "${IMAGE}" -f builders/Dockerfile.cuda-env .
          docker image tag "${IMAGE}" "${IMAGE}:${TAG}"
          docker push "${IMAGE}:latest"
          docker push "${IMAGE}:${TAG}"

      - name: Is Image Built
        id: is-built
        run: echo "::set-output name=IMAGE_BUILT::${{ contains(steps.changed-files.outputs.modified_files, 'builders/Dockerfile.cuda-env') }}"