first change

Modules/Employee/app/Models/Designation.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Modules\Employee\Models;
+
+use App\Models\User;
+use App\Traits\CreatedUpdatedBy;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Modules\Employee\Database\Factories\DesignationFactory;
+
+class Designation extends Model
+{
+    use HasFactory, CreatedUpdatedBy;
+
+    /**
+     * The attributes that are mass assignable.
+     */
+    protected $fillable = [
+        'title',
+        'slug',
+        'status',
+        'order',
+        'department_id',
+        'createdby',
+        'updatedby',
+    ];
+
+    public function department()
+    {
+        return $this->belongsTo(Department::class, 'department_id');
+    }
+
+    protected static function newFactory(): DesignationFactory
+    {
+        return DesignationFactory::new();
+    }
+}