…n with parameters, a `result` of a `boolean` type, and an optional `payload` of a generic type `Payload`.

…result of the `ResultCallback` function before its result returns with optional payload.

…pe for a generic type variable `Payload`.

…ternal.

- Use `ValidatonError` from the `error` package.
- Change the `ResultCallback` type to the internal.
- Change the method names and in simplify names in the `describe()`.

- Use `ErrorMessage` interface and `ValidationError` class from  the `@angular-package/error`.
- Use the internal `ResultCallback` type instead of this from the `@angular-package/type`.
- Handle `Payload` from the `ResultCallback`.
- Change method name `defineCallback()` to `defineResultCallback()`.
- Add `capturePayload` parameter to the `defineResultCallback()`, `defineErrorCallback()`, `getCallback()` and `setResultCallback()` method.
- Update jsdoc.