htmx supports a few different ways to take complete page responses and wire them in to an existing page:
https://htmx.org/attributes/hx-select/
https://htmx.org/attributes/hx-select/
I think it would really benefit the project to have more documentation/examples of architectural patterns for how an app might use HTMX.
there is a page here with links to various repos people have put together: