stagehand

Here's a Stagehand script that automates the process of scraping product data from an e-commerce website using Playwright:

```javascript
const { chromium } = require('playwright');

(async () => {
  const browser = await chromium.launch({ headless: false });
  const page = await browser.newPage();
  await page.goto('https://example-ecommerce-site.com/products');

  // Handle potential errors during navigation
  try {
    await page.waitForSelector('.product-item', { timeout: 5000 }); // Wait for products to load
    const products = await page.$$eval('.product-item', (items) => {
      return items.map(item => {
        return {
          name: item.querySelector('.product-name').innerText,
          price: item.querySelector('.product-price').innerText,
          url: item.querySelector('a').href
        };
      });
    });

    // Log results to a JSON file
    const fs = require('fs');
    fs.writeFileSync('products.json', JSON.stringify(products, null, 2));
    console.log('Product data has been saved to products.json');
  } catch (error) {
    console.error('Error during scraping:', error);
  } finally {
    await browser.close();
  }
})();
```

This script includes error handling for scenarios where the product items do not load within the specified timeout. It logs the results to a JSON file named 'products.json' and is compatible with the Chromium browser. The script follows Playwright best practices for web scraping.