revert: delete old files

src/handler/contracts/database.ts

@@ -1,12 +0,0 @@
-import type { ScopedPlugin } from '../../types/handler';
-
-export interface Database extends ScopedPlugin {
-    create() : void;
-    read() : void;
-    update() : void;
-    delete() : void;
-}
-
-interface DatabaseConstructor  {
-    new() : Database
-}

src/handler/contracts/providesClient.ts

@@ -1,3 +0,0 @@
-import type { Client } from 'discord.js';
-
-type ProvidesClient = { provides : <T extends Client>(client: T) => void }