BadRequest will create a new problem for reqeust marshalling errors.

New creates a new Problem with given info.

NotCurrent will create a new problem for optimistic concurrency errors.

NotFound will create a new problem for when the record is not found.

NotPermitted will create a new problem for when the user is forbidden access.

RuleViolated will create a new problem for when a business rule is violated.

Status creates a new ProblemDetails error based just on the HTTP status code.

Unexpected will create a new problem for unexpected errors.

Validation will create a new problem for when request has field validation errors.

Problem is the struct definition of a problem details object.