新增: 小程序端跨端AI对话
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@@ -247,6 +247,15 @@ async fn handle_connection(socket: WebSocket, state: RelayState, expected: Clien
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"连接握手通过,进入收发循环"
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);
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// 握手通过:立即发 ack 控制帧给客户端。
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// 客户端据此判定握手成功(首条非 error 消息即 handshaked),不依赖等待对端首条业务消息 ——
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// 否则单端连入时(device 离线)relay 静默,客户端永卡 handshaking,send 被 handshaked 守卫拦截。
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let _ = send_text(
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&mut socket_tx,
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r#"{"kind":"control","payload":{"control_kind":"hello_ack"}}"#,
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)
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.await;
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// 建立广播投递 mpsc(连接读取任务消费 → 写回 socket)
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let (bc_tx, bc_rx) = mpsc::unbounded_channel::<BroadcastMessage>();
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let handle = ConnHandle::new(conn_id, kind, device_id.clone(), bc_tx);
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