Migrate backend to Porto architecture and fix minor bugs

- Fully transitioned the backend to the Porto architectural pattern
- Improved code organization and maintainability
- Fixed minor bugs and inconsistencies

app/Containers/Widget/UI/API/Controllers/ClientWidgetAdditionalEducationalProgramController.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Containers\Widget\UI\API\Controllers;
+
+use App\Containers\AdditionalEducation\Models\AdditionalEducation;
+use App\Containers\Search\UI\API\Transformers\AdditionalEducationSearchResource;
+use App\Ship\Controllers\Controller;
+use App\Ship\Enums\CacheKeys;
+use Illuminate\Support\Facades\Cache;
+
+class ClientWidgetAdditionalEducationalProgramController extends Controller
+{
+    public function index()
+    {
+        return Cache::remember(
+            CacheKeys::ADDITIONAL_EDUCATIONAL_PROGRAMS_PREFIX->value . 'search_list',
+            now()->addDay(), // Кешируем на 1 день
+            function () {
+                return AdditionalEducationSearchResource::collection(
+                    AdditionalEducation::query()
+                        ->where('is_active', true)
+                        ->orderBy('title', 'desc')
+                        ->get()
+                );
+            }
+        );
+    }
+
+}