docs: add inline documentation where missing

src/Logger/RequestInfoProcessor.php

@@ -1,11 +1,19 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\Logger;
 
 use Monolog\Attribute\AsMonologProcessor;
 use Monolog\LogRecord;
 use Symfony\Component\HttpFoundation\RequestStack;
 
+/**
+ * Enriches log records with HTTP request context.
+ *
+ * Adds the current request URI and method to the log record's extra data,
+ * enabling correlation of log entries with specific HTTP requests.
+ */
 #[AsMonologProcessor]
 class RequestInfoProcessor
 {