Err builds annotated error instance from any error value.

Handling handles an error by setting a message and a response status code.

HandlingGRPC handle an error by defining HTTP response body and code.

New creates and returns new normalized `Error` instance.

NewError creates and returns new normalized `Error` instance.

NotFoundError creates and returns 404 `Error`.

Wrap wraps an error adding an information message.

Error defines the properties for a basic error response.