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Predicate status_page_hook/3
 status_page_hook(+Term, -Reply, +Options) is det[private]
Calls the following two hooks to generate an HTML page from a status reply.
http:status_reply(+Term, -Reply, +Options)
Provide non-HTML description of the (non-200) reply. The term Reply is handed to serialize_body/2, calling the hook http:serialize_reply/2.
http:status_page(+Term, +Context, -HTML)
http:status_page(+Code, +Context, -HTML)
Term- is the status term, e.g., not_found(URL)
See also
- http:status_page/3