Enhance documentation and improve API configuration

- Added VPN connection requirement to README.md for local access to the Logistics API.
- Updated documentation_api_logistics.md to clarify usage environments and provide detailed connection instructions.
- Modified update-documentation.mdc to include guidelines on handling sensitive information in examples.
- Implemented automatic heading ID generation in Documentation.php for better navigation in the documentation.
- Updated logistics.php configuration to include default values for base URL, API key, and folder.
- Added support contact information in the dashboard view for API-related issues.

app/Filament/Pages/Documentation.php

@@ -25,7 +25,29 @@ class Documentation extends Page
     {
         $markdownPath = base_path('documentation/documentation_api_logistics.md');
         $markdown = file_get_contents($markdownPath);
-        $this->htmlContent = Str::markdown($markdown);
+        $html = (string) Str::markdown($markdown);
+
+        $this->htmlContent = preg_replace_callback(
+            '/<(h[1-6])>(.*?)<\/\1>/i',
+            function (array $matches): string {
+                $tag = $matches[1];
+                $content = $matches[2];
+                $slug = self::slugify(strip_tags($content));
+
+                return "<{$tag} id=\"{$slug}\">{$content}</{$tag}>";
+            },
+            $html,
+        ) ?? $html;
+    }
+
+    private static function slugify(string $text): string
+    {
+        $slug = mb_strtolower($text, 'UTF-8');
+        $slug = preg_replace('/[.\s]+/', '-', $slug);
+        $slug = preg_replace('/[^\w\x{00C0}-\x{024F}-]/u', '', $slug);
+        $slug = preg_replace('/-+/', '-', $slug);
+
+        return trim($slug, '-');
     }
 
     public function getHeaderActions(): array