Application-dedicated Search

What’s our best practice re providing contrib application search (e.g. search for FAQ entries)?

ATM the FAQ app has a dedicated search but it could be better to move that out of the page content (I remember @evalica mentioning that in the past, probably from a UX POV).

The best practice could be to provide a dedicated Search Facet + Search Suggest source.

However, there are 2 limitations I can think of:

WDYT? Any other idea?

Thx