Internal Application Command Validation System

[JustaSqu1d]

Summary

Internal application command validation

What is the feature request for?

The core library

The Problem

Instead of a vague Application command names must be unique, we should pinpoint the failure before we try to sync the commands.

The Ideal Solution

We should pinpoint the conflicts before we try to sync the commands with Discord.

The Current Solution

It could be unclear what is actually causing the error and one may need to "binary search" it.

Additional Context

No response