Remove Interface ID and implement the lid/sid methods in __get()

app/Interfaces/IDs.php

@@ -1,20 +0,0 @@
-<?php
-
-namespace App\Interfaces;
-
-interface IDs
-{
-	/**
-	 * Return the local ID of the item
-	 *
-	 * @return mixed
-	 */
-	public function getLIDAttribute(): string;
-
-	/**
-	 * Return the system ID of the item
-	 *
-	 * @return mixed
-	 */
-	public function getSIDAttribute(): string;
-}