action.yml

name: Setup ComfyUI Frontend
description: 'Install nodejs/pnpm/dependencies and optionally build ComfyUI_frontend'
inputs:
  include_build_step:
    description: 'Include the build step to build the frontend. Set to true for workflows that need a built frontend'
    required: false
    default: 'false'
runs:
  using: 'composite'
  steps:
    # Note: this workflow assume frontend repo is checked out in the root of the workspace

    # Install pnpm, Node.js, build frontend
    - name: Install pnpm
      uses: pnpm/action-setup@v4
      with:
        version: 10

    - name: Setup Node.js
      uses: actions/setup-node@v4
      with:
        node-version: 'lts/*'
        cache: 'pnpm'
        cache-dependency-path: './pnpm-lock.yaml'

    # Restore tool caches before running any build/lint operations
    - name: Restore tool output cache
      uses: actions/cache/restore@v4
      with:
        path: |
          ./.cache
          ./tsconfig.tsbuildinfo
        key: tool-cache-${{ runner.os }}-${{ hashFiles('./pnpm-lock.yaml') }}-${{ hashFiles('./src/**/*.{ts,vue,js,mts}', './*.config.*') }}
        restore-keys: |
          tool-cache-${{ runner.os }}-${{ hashFiles('./pnpm-lock.yaml') }}-
          tool-cache-${{ runner.os }}-

    - name: Install dependencies
      shell: bash
      run: pnpm install --frozen-lockfile

    - name: Build ComfyUI_frontend
      if: ${{ inputs.include_build_step == 'true' }}
      shell: bash
      run: pnpm build