Move the model callbacks into Observables; reduce caching since it held balances incorrectly

app/Models/Observers/SettingObserver.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models\Observers;
+
+use App\Models\Setting;
+
+class SettingObserver
+{
+    /**
+     * @param Setting $model
+     */
+    public function creating(Setting $model): void
+    {
+        if (!empty($model->id)) {
+            $model->id = Setting::formatKey($model->id);
+        }
+    }
+}