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/Search/Services/CategoryFinderService.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace App\Containers\Search\Services;
+
+use DiDom\Document;
+use Illuminate\Support\Facades\Cache;
+use Illuminate\Support\Facades\Log;
+use Illuminate\Support\Facades\Storage;
+use Illuminate\Support\Str;
+use RecursiveDirectoryIterator;
+use RecursiveIteratorIterator;
+
+class CategoryFinderService
+{
+    const FILES_DIR = 'sveden';
+
+    public function getCategories()
+    {
+        $file = public_path(self::FILES_DIR . '/' . 'index.html');
+        $html = file_get_contents($file);
+
+        $document = new Document($html);
+        $dropdownMenu = $document->first('ul.dropdown-menu');
+        $links = $dropdownMenu->find('a');
+        $categories = [];
+
+        foreach ($links as $link) {
+            $category = trim($link->text());
+            $categories[] = $category;
+        }
+
+        return $categories;
+    }
+
+
+}