Merge pull request #52 from Mahmoud1478/main

fix upercase 'utf' in 'InjectJavascriptLibrary' Middleware

Author: MrPunyapal

.idea/.gitignore

@@ -33,7 +33,7 @@ public function handle(Request $request, Closure $next): Response
         /** @var Response $response */
         $response = $next($request);
 
-        if ($response->headers->get('Content-Type') === 'text/html; charset=UTF-8') {
+        if (strtolower($response->headers->get('Content-Type') ?? '') === 'text/html; charset=utf-8') {
             $content = (string) $response->getContent();
 
             if (! str_contains($content, '</html>') || ! str_contains($content, '</body>')) {