action.yml

# Ultralytics 🚀 AGPL-3.0 License - https://ultralytics.com/license

name: "Ultralytics Actions"
author: "Ultralytics"
description: "Optimize code and docs with official Ultralytics Actions for syntax, spelling, and link checks."
branding:
  icon: "code"
  color: "blue"
inputs:
  token:
    description: "GitHub token"
    required: true
  labels:
    description: "Run issue and PR auto-labeling with first responses"
    required: false
    default: "false"
  python:
    description: "Run Python formatting"
    required: false
    default: "false"
  python-version:
    description: "Python version to set up before running Python tooling (empty = runner default)"
    required: false
    default: ""
  python_docstrings:
    description: "Run Python docstring formatting"
    required: false
    default: "true"
  markdown:
    description: "Run Markdown formatting (deprecated in favor of prettier)"
    required: false
    default: "false"
  biome:
    description: "Run Biome formatting"
    required: false
    default: "false"
  prettier:
    description: "Run Prettier formatting for JavaScript, JSX, Angular, Vue, Flow, TypeScript, CSS, HTML, JSON, GraphQL, Markdown, YAML"
    required: false
    default: "false"
  swift:
    description: "Run Swift formatting"
    required: false
    default: "false"
  dart:
    description: "Run Dart formatting"
    required: false
    default: "false"
  spelling:
    description: "Run Spelling checks"
    required: false
    default: "false"
  links:
    description: "Run Broken Links checks"
    required: false
    default: "false"
  summary:
    description: "Run PR Summary"
    required: false
    default: "false"
  review:
    description: "Run PR Review"
    required: false
    default: "true"
  header:
    description: "File header"
    required: false
    default: ""
  brave_api_key:
    description: "Brave API Key"
    required: false
  openai_api_key:
    description: "OpenAI API Key"
    required: false
  anthropic_api_key:
    description: "Anthropic API Key"
    required: false
  model:
    description: "AI Model - defaults to gpt-5.6-luna or claude-sonnet-5 based on API key"
    required: false
  review_model:
    description: "AI Model for PR reviews (optional, defaults to gpt-5.6-luna or claude-opus-5 based on API key)"
    required: false
  first_issue_response:
    description: "Example response to a new issue"
    required: false
  bun_update:
    description: "Run bun update to update bun.lock if bun project detected"
    required: false
    default: "false"
  github_username:
    description: "GitHub username for commits"
    required: false
    default: "UltralyticsAssistant"
    # default: "github-actions[bot]"
  github_email:
    description: "GitHub email for commits"
    required: false
    default: "web@ultralytics.com"
    # default: "41898282+github-actions[bot]@users.noreply.github.com"
runs:
  using: "composite"
  steps:
    - name: Setup Python
      if: inputs.python == 'true' && inputs.python-version != ''
      uses: actions/setup-python@v7
      with:
        python-version: ${{ inputs.python-version }}

    - uses: ultralytics/actions/setup-uv@main
      with:
        ignore-empty-workdir: true
    - name: Install Dependencies
      # Note tomli required for codespell with pyproject.toml
      env:
        INPUTS_SPELLING: ${{ inputs.spelling }}
        ACTION_PATH: ${{ github.action_path }}
      run: |
        echo "::group::Install Dependencies"
        trap 'echo "::endgroup::"' EXIT
        package_dir=$(mktemp -d "$RUNNER_TEMP/ultralytics-actions.XXXXXX")
        uv build --wheel "$ACTION_PATH" --out-dir "$package_dir"
        packages=("$package_dir"/*.whl)
        if [ "$INPUTS_SPELLING" = "true" ]; then
          packages+=(codespell tomli)
        fi
        # On macOS, don't use sudo as it can cause environment issues
        if [ "$(uname)" = "Darwin" ]; then
          uv pip install --system --break-system-packages "${packages[@]}"
        else
          sudo env "PATH=$PATH" uv pip install --system --break-system-packages "${packages[@]}"
        fi
        ultralytics-actions-info
      shell: bash

    # Checkout Repository ----------------------------------------------------------------------------------------------
    - name: Checkout Repository
      if: github.event_name == 'pull_request' && (github.event.action == 'opened' || github.event.action == 'synchronize' || github.event.action == 'review_requested')
      uses: actions/checkout@v7
      with:
        repository: ${{ github.event.pull_request.head.repo.full_name }}
        token: ${{ inputs.token }}
        ref: ${{ github.event.pull_request.head.sha }}
        fetch-depth: 2

    # File header ------------------------------------------------------------------------------------------------------
    - name: File Header
      if: github.event_name == 'pull_request' && (github.event.action == 'opened' || github.event.action == 'synchronize')
      env:
        HEADER: ${{ inputs.header }}
      run: |
        echo "::group::File Header"
        trap 'echo "::endgroup::"' EXIT
        ultralytics-actions-headers
      shell: bash
      continue-on-error: false

    # Python formatting ------------------------------------------------------------------------------------------------
    # Ignores the following Docs rules to match Google-style docstrings:
    # D100: Missing docstring in public module
    # D104: Missing docstring in public package
    # D203: 1 blank line required before class docstring
    # D205: 1 blank line required between summary line and description
    # D212: Multi-line docstring summary should start at the first line
    # D213: Multi-line docstring summary should start at the second line
    # D401: First line of docstring should be in imperative mood
    # D406: Section name should end with a newline
    # D407: Missing dashed underline after section
    # D413: Missing blank line after last section
    # --target-version is Python 3.8 for --extend-select UP (pyupgrade)
    - name: Run Python
      if: github.event_name == 'pull_request' && inputs.python == 'true' && (github.event.action == 'opened' || github.event.action == 'synchronize')
      run: |
        echo "::group::Run Python"
        trap 'echo "::endgroup::"' EXIT
        ruff check \
        --fix \
        --unsafe-fixes \
        --extend-select F,I,D,UP,RUF,FA \
        --target-version py38 \
        --ignore BLE001,D100,D104,D203,D205,D212,D213,D401,D406,D407,D413,RUF001,RUF002,RUF012,S110 \
        . || true
        ruff format \
        --line-length 120 \
        . || true
        if [ "${{ inputs.python_docstrings }}" = "true" ]; then
          ultralytics-actions-format-python-docstrings . || true
        fi
      shell: bash
      continue-on-error: true

    # Biome (JavaScript, TypeScript, JSON, JSX, TSX) ------------------------------------------------------------------
    - name: Run Biome
      if: github.event_name == 'pull_request' && inputs.biome == 'true' && (github.event.action == 'opened' || github.event.action == 'synchronize')
      run: |
        echo "::group::Run Biome"
        trap 'echo "::endgroup::"' EXIT
        if [ -f "biome.json" ] || [ -f "biome.jsonc" ]; then
          npm install -g @biomejs/biome@latest
          npx biome --version
          npx biome check --write --line-width=120 --max-diagnostics=1000 --diagnostic-level=error --unsafe .
        else
          echo "⚠️  No biome.json found - skipping Biome formatting. Add biome.json to enable."
        fi
      shell: bash
      continue-on-error: true

    # Prettier (JavaScript, JSX, Angular, Vue, Flow, TypeScript, CSS, HTML, JSON, GraphQL, Markdown, YAML) -------------
    - name: Run Prettier
      if: github.event_name == 'pull_request' && (inputs.prettier == 'true' || inputs.markdown == 'true') && (github.event.action == 'opened' || github.event.action == 'synchronize')
      env:
        INPUTS_BIOME: ${{ inputs.biome }}
      run: |
        echo "::group::Run Prettier"
        trap 'echo "::endgroup::"' EXIT
        npm install -g prettier@3.8.5
        curl -fsSL "https://github.com/mvdan/sh/releases/download/v3.13.1/shfmt_v3.13.1_$(uname -s | tr '[:upper:]' '[:lower:]')_$(uname -m | sed 's/x86_64/amd64/;s/aarch64/arm64/')" -o "$(npm prefix -g)/bin/shfmt"
        chmod +x "$(npm prefix -g)/bin/shfmt"
        ultralytics-actions-update-markdown-code-blocks
        extensions="css,less,scss,yml,yaml,html,vue,svelte"
        [ "${INPUTS_BIOME:-false}" = "true" ] && { [ -f "biome.json" ] || [ -f "biome.jsonc" ]; } || extensions="js,jsx,ts,tsx,json,$extensions"
        npx prettier --write --list-different --print-width 120 "**/*.{$extensions}" '!**/*lock.{json,yaml,yml}' '!**/*.lock' '!**/model.json' '!**/*.min.js' '!**/*.min.css'
        # Handle Markdown separately
        find . -name "*.md" -type f ! -path "*/docs/*" -exec npx prettier --write --list-different --print-width 120 {} +
        if [ -d "./docs" ]; then
          find ./docs -name "*.md" -type f ! -path "*/reference/*" -exec npx prettier --tab-width 4 --print-width 120 --write --list-different {} +
        fi
        # Bash last: shfmt exits non-zero when a script fails to parse, which would otherwise skip the formatting above
        find . -name "*.sh" -type f -not -path "*/node_modules/*" -not -path "*/.git/*" -exec shfmt -i 2 -sr -bn -ci -l -w {} +
      shell: bash
      continue-on-error: true

    # Swift formatting -------------------------------------------------------------------------------------------------
    - name: Run Swift Formatter
      if: github.event_name == 'pull_request' && inputs.swift == 'true' && (github.event.action == 'opened' || github.event.action == 'synchronize')
      run: |
        echo "::group::Run Swift Formatter"
        trap 'echo "::endgroup::"' EXIT
        brew install swift-format
        swift-format --in-place --recursive .
      shell: bash
      continue-on-error: true

    # Dart formatting --------------------------------------------------------------------------------------------------
    # Flutter bundles Dart and resolves Flutter packages; without `pub get`, `dart format` cannot read the package
    # language version and silently falls back to the pre-3.7 short style.
    - name: Setup Flutter SDK
      if: github.event_name == 'pull_request' && inputs.dart == 'true' && (github.event.action == 'opened' || github.event.action == 'synchronize')
      uses: ultralytics/actions/retry@main
      with:
        retries: 2
        timeout_minutes: 15
        run: |
          echo "::group::Setup Flutter SDK"
          trap 'echo "::endgroup::"' EXIT
          rm -rf "$RUNNER_TEMP/flutter"
          git clone --depth 1 --branch stable https://github.com/flutter/flutter.git "$RUNNER_TEMP/flutter"
          echo "$RUNNER_TEMP/flutter/bin" >> "$GITHUB_PATH"

    - name: Run Dart Formatter
      if: github.event_name == 'pull_request' && inputs.dart == 'true' && (github.event.action == 'opened' || github.event.action == 'synchronize')
      run: |
        echo "::group::Run Dart Formatter"
        trap 'echo "::endgroup::"' EXIT
        ok=true
        while IFS= read -r -d '' pubspec; do
          (cd "$(dirname "$pubspec")" && flutter pub get) || ok=false
        done < <(find . -name pubspec.yaml -not -path '*/.*' -print0)
        $ok && dart format . || ok=false # never format with an unresolved language version
        git clean -fdq # formatting never creates files, so drop generated pub and Flutter metadata
        git ls-files -z '*pubspec.lock' | xargs -0 -r git checkout --
        $ok
      shell: bash
      continue-on-error: true # Important so that commit step can pick up changes

    # Spelling ---------------------------------------------------------------------------------------------------------
    # --ignore-regex '\b[a-z]+[A-Z][a-zA-Z]*\b' ignores camelCase words (e.g. repoRes, dateA) to prevent false positives
    - name: Run Codespell
      if: github.event_name == 'pull_request' && inputs.spelling == 'true' && (github.event.action == 'opened' || github.event.action == 'synchronize')
      run: |
        echo "::group::Run Codespell"
        trap 'echo "::endgroup::"' EXIT
        codespell \
          --builtin clear,informal,en-GB_to_en-US \
          --write-changes \
          --uri-ignore-words-list "*" \
          --ignore-regex '\b[a-z]+[A-Z][a-zA-Z]*\b' \
          --ignore-words-list "nin,cancelled,MapPin,couldn,grey,writeable,RepResNet,Idenfy,Smoot,EHR,ALS,Carmel,FPR,Hach,Calle,crate,nd,ned,strack,dota,ane,segway,fo,gool,winn,nam,afterall,skelton,goin,cann,CANN,tbe" \
          --skip "*.pt,*.pth,*.torchscript,*.onnx,*.tflite,*.pb,*.bin,*.param,*.mlmodel,*.engine,*.npy,*.data*,*.csv,*pnnx*,*venv*,*translat*,*lock*,__pycache__*,*.ico,*.jpg,*.png,*.webp,*.avif,*.mp4,*.mov,/runs,/.git,./docs/??/*.md,./docs/mkdocs_??.yml,action.yml"
      shell: bash
      continue-on-error: true

    # PR Summary -------------------------------------------------------------------------------------------------------
    - name: PR Summary
      if: (github.event_name == 'pull_request' || github.event_name == 'pull_request_target') && inputs.summary == 'true' && github.event.action == 'closed'
      env:
        GITHUB_TOKEN: ${{ inputs.token }}
        BRAVE_API_KEY: ${{ inputs.brave_api_key }}
        OPENAI_API_KEY: ${{ inputs.openai_api_key }}
        ANTHROPIC_API_KEY: ${{ inputs.anthropic_api_key }}
        MODEL: ${{ inputs.model }}
      run: |
        echo "::group::PR Summary"
        trap 'echo "::endgroup::"' EXIT
        ultralytics-actions-summarize-pr
      shell: bash
      continue-on-error: true

    # PR automation and first interaction ------------------------------------------------------------------------------
    - name: PR Automation and First Interaction
      if: |
        (inputs.labels == 'true' && (github.event.action == 'opened' || github.event.action == 'created')) ||
        ((github.event_name == 'pull_request' || github.event_name == 'pull_request_target') &&
         github.event.action == 'opened' && (inputs.summary == 'true' || inputs.review == 'true'))
      env:
        GITHUB_TOKEN: ${{ inputs.token }}
        FIRST_ISSUE_RESPONSE: ${{ inputs.first_issue_response }}
        BRAVE_API_KEY: ${{ inputs.brave_api_key }}
        OPENAI_API_KEY: ${{ inputs.openai_api_key }}
        ANTHROPIC_API_KEY: ${{ inputs.anthropic_api_key }}
        MODEL: ${{ inputs.model }}
        REVIEW_MODEL: ${{ inputs.review_model }}
        LABELS: ${{ inputs.labels }}
        SUMMARY: ${{ inputs.summary }}
        REVIEW: ${{ inputs.review }}
      run: |
        echo "::group::PR Automation and First Interaction"
        trap 'echo "::endgroup::"' EXIT
        ultralytics-actions-first-interaction
      shell: bash
      continue-on-error: true

    # PR Review --------------------------------------------------------------------------------------------------------
    - name: PR Review
      if: |
        (github.event_name == 'pull_request' || github.event_name == 'pull_request_target') &&
        github.event.action == 'review_requested' &&
        github.event.requested_reviewer.login == inputs.github_username
      env:
        GITHUB_TOKEN: ${{ inputs.token }}
        OPENAI_API_KEY: ${{ inputs.openai_api_key }}
        ANTHROPIC_API_KEY: ${{ inputs.anthropic_api_key }}
        MODEL: ${{ inputs.model }}
        REVIEW_MODEL: ${{ inputs.review_model }}
      run: |
        echo "::group::PR Review"
        trap 'echo "::endgroup::"' EXIT
        ultralytics-actions-review-pr
      shell: bash
      continue-on-error: true

    # Bun Update ---------------------------------------------------------------------------------------------------------
    - name: Bun Update
      if: github.event_name == 'pull_request' && inputs.bun_update == 'true' && github.event.action == 'opened'
      run: |
        echo "::group::Bun Update"
        trap 'echo "::endgroup::"' EXIT
        if [ -f "bun.lock" ] || [ -f "bun.lockb" ]; then
          npm install -g bun
          echo "Updating root..."
          bun update --latest
          for pkg in apps/*/package.json packages/*/package.json; do
            [ -f "$pkg" ] || continue
            dir=$(dirname "$pkg")
            echo "Updating $dir..."
            (cd "$dir" && bun update --latest)
          done
          echo "Resolving bun.lock versions..."
          bun update
        else
          echo "No bun.lock found - skipping Bun update"
        fi
      shell: bash
      continue-on-error: true

    # Commit Changes ---------------------------------------------------------------------------------------------------
    - name: Commit and Push Changes
      # Generated PRs may be opened by github_username (for example analytics data updates) and still need one
      # Auto-format commit on the opened event. The recursion risk starts after that commit pushes a synchronize
      # event as github_username, so keep the bot guard only for synchronize events.
      if: |
        github.event_name == 'pull_request' &&
        (github.event.action == 'opened' || github.event.action == 'synchronize') &&
        (github.event.action == 'opened' || github.actor != inputs.github_username) &&
        github.event.pull_request.head.repo.full_name == github.repository
      env:
        GITHUB_USERNAME: ${{ inputs.github_username }}
        GITHUB_EMAIL: ${{ inputs.github_email }}
        PR_HEAD_REF: ${{ github.event.pull_request.head.ref }}
      run: |
        echo "::group::Commit and Push Changes"
        trap 'echo "::endgroup::"' EXIT
        COMMIT_MSG="Auto-format by https://ultralytics.com/actions"
        git config user.name "$GITHUB_USERNAME"
        git config user.email "$GITHUB_EMAIL"
        git add .
        git reset HEAD -- .github/workflows/  # workflow changes are not permitted with default token
        if ! git diff --staged --quiet; then
          git commit -m "$COMMIT_MSG"
          git push origin "HEAD:refs/heads/${PR_HEAD_REF}"
        else
          echo "No changes to commit"
        fi
      shell: bash
      continue-on-error: true

    # Broken links -----------------------------------------------------------------------------------------------------
    # lychee-action only ships Linux binaries, so install lychee directly to support macOS runners (Swift repos) too.
    - name: Broken Link Checker
      if: inputs.links == 'true' && github.event_name == 'pull_request' && github.event.action != 'closed'
      env:
        GITHUB_TOKEN: ${{ inputs.token }}
      # Check all markdown and html files in repo. Ignores the following status codes to reduce false positives:
      #   - 401(generic, "unauthorized")
      #   - 403(OpenVINO, "forbidden")
      #   - 429(Instagram, "too many requests")
      #   - 500(Zenodo, "cached")
      #   - 502(Zenodo, "bad gateway")
      #   - 999(LinkedIn, "unknown status code")
      run: |
        echo "::group::Broken Link Checker"
        trap 'echo "::endgroup::"' EXIT
        case "$(uname -s)-$(uname -m)" in
          Linux-x86_64) target=x86_64-unknown-linux-gnu ;;
          Linux-aarch64) target=aarch64-unknown-linux-gnu ;;
          Darwin-arm64) target=aarch64-apple-darwin ;;
          Darwin-x86_64) target=x86_64-apple-darwin ;;
        esac
        mkdir -p "$RUNNER_TEMP/lychee"
        archive="lychee-${target}.tar.gz"
        url="https://github.com/lycheeverse/lychee/releases/latest/download/$archive"
        curl --retry 3 --retry-all-errors --retry-max-time 180 --connect-timeout 10 --max-time 60 -fsSL "$url" -o "$RUNNER_TEMP/lychee/$archive"
        curl --retry 3 --retry-all-errors --retry-max-time 180 --connect-timeout 10 --max-time 60 -fsSL "$url.sha256" -o "$RUNNER_TEMP/lychee/$archive.sha256"
        if command -v sha256sum >/dev/null; then
          (cd "$RUNNER_TEMP/lychee" && sha256sum -c "$archive.sha256")
        else
          (cd "$RUNNER_TEMP/lychee" && shasum -a 256 -c "$archive.sha256")
        fi
        tar -xzf "$RUNNER_TEMP/lychee/$archive" -C "$RUNNER_TEMP/lychee"
        "$(find "$RUNNER_TEMP/lychee" -type f -name lychee)" \
        --scheme https \
        --timeout 60 \
        --insecure \
        --accept 100..=103,200..=299,401,403,429,500,502,999 \
        --exclude-all-private \
        --exclude "https?://(www\.)?(github\.com|linkedin\.com|twitter\.com|instagram\.com|kaggle\.com|fonts\.gstatic\.com|url\.com)" \
        "./**/*.md" \
        "./**/*.html"
      shell: bash