feature: made possible to append extra response http headers in PerformServerUpgrade stage (#31)

PR by [lifeengines](chronoxor/NetCoreServer#297) to fix [bramley-jetcharge
issue](chronoxor/NetCoreServer#328)

Author: stratdev3

release.md

@@ -18,6 +18,15 @@ Notes :
 - sync `HttpMultipartDataParser` library with upstream
 
 
+## v13.1.0 / _(2025-04-??)_
+Maintenance
+
+### feature
+
+- made possible to append extra response http headers in PerformServerUpgrade stage (#31), PR by [lifeengines](https://github.com/chronoxor/NetCoreServer/pull/297) to fix [bramley-jetcharge
+issue](https://github.com/chronoxor/NetCoreServer/issues/328)
+
+
 ## v13.0.0 / _(2025-02-14)_
 Maintenance
 

src/SimpleW/NetCoreServer/WebSocket.cs

@@ -231,12 +231,14 @@ public bool PerformServerUpgrade(HttpRequest request, HttpResponse response)
             response.SetHeader("Connection", "Upgrade");
             response.SetHeader("Upgrade", "websocket");
             response.SetHeader("Sec-WebSocket-Accept", accept);
-            response.SetBody();
 
             // Validate WebSocket upgrade request and response
             if (!_wsHandler.OnWsConnecting(request, response))
                 return false;
 
+            // set body here to allow OnWsConnecting() add custom headers
+            response.SetBody();
+
             // Send WebSocket upgrade response
             _wsHandler.SendUpgrade(response);