Add .clangd

src/main.cpp

@@ -161,7 +161,7 @@ struct Connection {
   // response
   bool closeConnection{false};
 
-  bool readBytes(size_t max_request_size, size_t buffer_size) {
+  bool readBytes(size_t /*max_request_size*/, size_t buffer_size) {
     // Use Variable Length Array for optimal stack allocation
     char buf[buffer_size];