Fix the Wrong Package Manager

Goal

Correct an instruction that tells the agent to use the wrong package manager.

Repository Context

This Next.js application uses pnpm.

Code exampleMarkdown

customer-portal/
├── app/
├── components/
├── package.json
├── pnpm-lock.yaml
└── AGENTS.md

The repository contains:

Code exampleMarkdown

pnpm-lock.yaml

There is no package-lock.json or yarn.lock.

Common project commands are:

Code exampleMarkdown

pnpm dev
pnpm lint
pnpm typecheck
pnpm test

Current AGENTS.md

Code exampleMarkdown

# Project Instructions

## Development

- Use `npm` to install dependencies and run project scripts.
- Follow the existing Next.js App Router structure.

## Validation

Before completing substantial changes, run:

- `npm run lint`
- `npm run typecheck`
- `npm test`

Your Task

Fix the package-manager instructions and commands so they match the repository's actual package manager.

Keep the existing Next.js architecture instruction.