Sinatra::ProblemDetails

Sinatra::ProblemDetails adds a helper method, called problem, for "problem detail" json response,
described in RFC7807 Problem Details for HTTP APIs.
See the detail at nikushi/problem_details.
Sinatra::ProblemDetails adds a helper method, called problem, for "problem detail" json response,
described in RFC7807 Problem Details for HTTP APIs.
See the detail at nikushi/problem_details.