refactor: replace database logging with file logging and admin audit log

app/Models/AdminAuditLog.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class AdminAuditLog extends Model
+{
+    protected $table = 'v2_admin_audit_log';
+    protected $dateFormat = 'U';
+    protected $guarded = ['id'];
+    protected $casts = [
+        'created_at' => 'timestamp',
+        'updated_at' => 'timestamp',
+    ];
+
+    public function admin()
+    {
+        return $this->belongsTo(User::class, 'admin_id');
+    }
+}