Annotate wraps/chains error into new Error instance.

As is just calling stderrors.As.

Is is just calling stderrors.Is.

New created a new Error from this package.

Unwrap is just calling stderrors.Unwrap.

DefaultChainErrorCode is used if we do not have ANY code in correct error chain.

DefaultChainStatusCode is used if we do not have ANY status code in correct error chain.

Error defines a custom error which can be returned from a layer or executor.

ErrorJSON is just an interface for error which can render itself into JSONs.

ErrorRenderer is ErrorJSON which an render itself into fasthttp request ctx.