change charts corlor, update AFI

dashboard/app/Models/ActivityLog.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class ActivityLog extends Model
+{
+    protected $fillable = [
+        'user_id',
+        'action',
+        'description',
+        'ip_address',
+        'user_agent',
+    ];
+
+    public $timestamps = false;
+}