fix: address code review feedback (comment clarity, remove redundant static array, add CSS class)

Agent-Logs-Url: https://github.com/GameServerPanel/GSP/sessions/86bb1e0e-2bbd-439b-88cd-7a624ad24761

Co-authored-by: iaretechnician <2749183+iaretechnician@users.noreply.github.com>

modules/config_games/server_config_parser.php

@@ -63,14 +63,6 @@ if (!function_exists('gsp_collect_xml_error')) {
 		$log_message = "[GSP] $title" . (empty($details) ? '' : ' Details: ' . $details);
 		error_log($log_message);
 
-		static $errors = [];
-		$errors[] = array(
-			'file'    => $file,
-			'title'   => $title,
-			'details' => $details,
-		);
-		// Store in a predictable global so callers (e.g. home.php) can read it
-		// even across include boundaries without having to call the function.
 		$GLOBALS['_gsp_xml_errors'][] = array(
 			'file'    => $file,
 			'title'   => $title,

modules/faq/rss_php.php

@@ -76,6 +76,7 @@ class rss_php {
             $rss = ltrim($rss);
 
             // Reject obviously non-XML content early to avoid noisy libxml warnings.
+            // Minimum well-formed XML is at least "<a/>" (4 bytes); require one more.
             if(strlen($rss) < 5 || $rss[0] !== '<') {
                 return;
             }