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:

Closes #32634.

Implement experimental product page with two layouts:

Stack layout:

Card layout:

How to test the changes in this Pull Request:

1. Use a fresh site
2. Open the plugins/woocommerce/client/admin/config/development.json and change experimental-products-task to true
3. Run pnpm nx dev woocommerce-admin
4. Skip OBW
5. Go to Woocommerce > Home
6. Click "Add my products" task
7. Observe that "Physical product, Variable product, Grouped product" are shown by default. The other ones are collapsed.
8. Go to OBW
9. Select "Physical products" in the product types step
10. Go to Woocommerce > Home
11. Click "Add my products" task
12. Observe that "Physical product, Variable product, Grouped product" are shown.
13. Click "View more product types" button.
14. Should display all product type
15. Repeat 9~12 with other configurations below

The visible product types depend on what the user declared during the signup (step 3 - Product types - What type of products will be listed?). The other ones are collapsed.

Selected (signup): Physical products
Surfaced (add product page): Physical product, Variable product, Grouped product

Selected (signup): Physical products, Subscriptions
Surfaced (add product page): Physical product, Subscription product

Selected (signup): Physical products, Downloads
Surfaced (add product page): Physical product, Digital product

Selected (signup): Physical products, Downloads, Subscriptions
Surfaced (add product page): Physical product, Digital product, Subscription product

Selected: Downloads
Surfaced: Digital product

Selected: Downloads, Subscriptions
Surfaced: Digital product, Subscription product

Selected: Subscriptions
Surfaced: Subscription product

Card Layout

1. Change SHOW_STACK_LAYOUT to false in this line.
2. Run pnpm nx dev woocommerce-admin
3. Go to "Add my products" task
4. Observe that page shows the product types in card layout.

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?
• Have you created a changelog file by running pnpm nx affected --target=changelog?

FOR PR REVIEWER ONLY:

• I have reviewed that everything is sanitized/escaped appropriately for any SQL or XSS injection possibilities. I made sure Linting is not ignored or disabled.