Setup Package Manager Command

Configure your preferred package manager: $ARGUMENTS

Your Task

Set up package manager preference for the project or globally.

Detection Order

1. Environment variable: CLAUDE_PACKAGE_MANAGER
2. Project config: .claude/package-manager.json
3. package.json: packageManager field
4. Lock file: Auto-detect from lock files
5. Global config: ~/.claude/package-manager.json
6. Fallback: First available

Configuration Options

Option 1: Environment Variable

export CLAUDE_PACKAGE_MANAGER=pnpm

Option 2: Project Config

# Create .claude/package-manager.json
echo '{"packageManager": "pnpm"}' > .claude/package-manager.json

Option 3: package.json

{
  "packageManager": "pnpm@8.0.0"
}

Option 4: Global Config

# Create ~/.claude/package-manager.json
echo '{"packageManager": "yarn"}' > ~/.claude/package-manager.json

Supported Package Managers

Manager	Lock File	Commands
npm	package-lock.json	npm install, npm run
pnpm	pnpm-lock.yaml	pnpm install, pnpm run
yarn	yarn.lock	yarn install, yarn run
bun	bun.lockb	bun install, bun run

Verification

Check current setting:

node scripts/setup-package-manager.js --detect

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TIP: For consistency across team, add packageManager field to package.json.