Add HR resource labels and helper methods for various resources; update locale handling in user model and department factory

app/Helpers/helpers.php

@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+use App\Models\User;
+use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Hash;
+use Illuminate\Support\Str;
+
+/** 
+ * User function, returns user, if there is no user, returns empty User class
+ */
+function user(): User|null
+{
+    return Auth::user() ?? new User([
+        'locale' => config('hr.default_locale'),
+        'name' => 'Guest',
+        'email' => 'guest@example.com',
+        'password' => Hash::make('password'),
+        'email_verified_at' => now(),
+        'remember_token' => Str::random(10),
+        'created_at' => now(),
+        'updated_at' => now(),
+    ]);
+}