From 520c3bdc443015c49a1931c09f09fbba3a58ecd3 Mon Sep 17 00:00:00 2001
From: "William K. Santiago" <william@privkey.io>
Date: Mon, 29 Jun 2026 14:42:25 -0400
Subject: [PATCH] Return cleanly on WS upgrade handshake WriteFailed instead of
 logging unhandled exception

---
 src/server.zig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/server.zig b/src/server.zig
index dca44ce..0ae9abc 100644
--- a/src/server.zig
+++ b/src/server.zig
@@ -68,6 +68,7 @@ pub const App = struct {
                     log.warn("connection rejected (global limit): {s}", .{safeIp(client_ip, &log_ip_buf)});
                     return;
                 },
+                error.WriteFailed => return, // client disconnected during the upgrade handshake; nothing to send
                 else => return err,
             };
             if (upgraded == false) {