Option 2: an embed code is shown on your profile, with a page-url attribute you fill in. That’s the page where you place the code.

Option 2: an embed code is shown on your profile, with a page-url attribute you fill in. That’s the page where you place the code. The first time someone posts a comment, the associated discussion is created. Instead of a title, the discussion gets assigned the URL. That way, people seeing the discussion on V can open the URL for context.