Add Compatibility with REST View exports

Hello,
i'd be very interested in this as well. Haven't actually understood what is needed in order to expose documentation to swagger. If i got it well, one can expose endpoints following what has been done in projects like openapi_rest (/src/Plugin/openapi/OpenApiGenerator/RestGenerator.php), but i have no idea how a view that has a rest export display could hook into that system...

The rest_api_doc → has some implementation for views REST export, that one may reuse: https://git.drupalcode.org/project/rest_api_doc/-/blob/8.x-1.x/src/Event...