All Submissions:

• Have you followed the WooCommerce Contributing guideline?
• Does your code follow the WordPress' coding standards?
• Have you checked to ensure there aren't other open Pull Requests for the same update/change?

Changes proposed in this Pull Request:

This PR updates the logic in #26802 to add a user agent check for googleweblight and changes the value passed to the filter to false.

Closes #25833 .

How to test the changes in this Pull Request:

1. Open the network tab in your browser console.
2. Navigate to the shop page.
3. Check the headers for cache-control: no-cache, no-store, must-revalidate
4. Add the filter add_filter( 'woocommerce_enable_nocache_headers', '__return_true' );
5. Reload the page
6. Check the headers for cache-control: no-transform, no-cache, no-store, must-revalidate

Other information:

• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you written new tests for your changes, as applicable?
• Have you successfully run tests with your changes locally?

Changelog entry

Tweak - Limit nocache headers to googleweblight by default.