How do I use Playwright MCP Extension Repro?

1. Click on "Install Server". 2. Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state. 3. In the chat, type @ followed by the MCP server name and your instructions, e.g., "@Playwright MCP Extension Repro Run the repro matrix test and check if example.com turns pink" That's it! The server will respond to your query, and you can continue using it as needed. Here is a step-by-step guide with screenshots.

Playwright MCP Extension Repro

Minimal reproduction showing that standard Chrome extension loading in the Playwright MCP server fails without specific configuration settings.

Feature Request: microsoft/playwright#39569

🚀 Quick Start

Install dependencies:
```
npm install
```
Run the matrix test:
```
npm test
```

📊 What this tests

The script repro_matrix.ts compares two configurations:

ADVANCED_CONFIG: Uses the specific settings identified to enable extensions:
- channel: "" (Reverts to bundled Chromium)
- chromiumSandbox: false (Allows unpacked extension mounting)
- allowUnrestrictedFileAccess: true (Disables protocol guard)
PAVEL_SUGGESTION: Uses the simplified configuration suggested in the feature request.

✅ Success Criteria

Background Color: The extension should inject a content script that turns example.com pink (rgb(255, 192, 203)).
Page Title: The extension should change the document title to PINK_EXT_ACTIVE.