From 7a64da9f657f2293084ff1a135f8ad6ec71806cc Mon Sep 17 00:00:00 2001
From: henrygd <hank@henrygd.me>
Date: Mon, 23 Mar 2026 15:25:43 -0400
Subject: [PATCH] hub: add guard to WSConn.Ping to ensure no nil conn ptr

---
 internal/hub/ws/ws.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/internal/hub/ws/ws.go b/internal/hub/ws/ws.go
index d80e8e67..def433a2 100644
--- a/internal/hub/ws/ws.go
+++ b/internal/hub/ws/ws.go
@@ -111,6 +111,9 @@ func (ws *WsConn) Close(msg []byte) {
 
 // Ping sends a ping frame to keep the connection alive.
 func (ws *WsConn) Ping() error {
+	if ws.conn == nil {
+		return gws.ErrConnClosed
+	}
 	ws.conn.SetDeadline(time.Now().Add(deadline))
 	return ws.conn.WritePing(nil)
 }