feat: 替换新的mqtt主题，硬件通信协议v2.1.1；

src/views/device/detail/index.vue

@@ -568,7 +568,8 @@ onMounted(() => {
   mqttClient.on('connect', () => {
     console.log('✅ MQTT已连接')
     // 订阅所有设备的主题
-    const sub = `/dev/${clientId.value}/dsp_data`
+    // const sub = `/dev/${clientId.value}/dsp_data`
+    const sub = `/dev/${clientId.value}/tracker_targets`
     mqttClient?.subscribe(sub, (err) => {
       if (err) {
         console.error('❌ MQTT订阅失败', err)
@@ -582,7 +583,8 @@ onMounted(() => {
   })
   mqttClient.on('message', (topic: string, message: Uint8Array) => {
     resetMqttTimeout()
-    const subMatch = /^\/dev\/(.+)\/dsp_data$/
+    // const subMatch = /^\/dev\/(.+)\/dsp_data$/
+    const subMatch = /^\/dev\/(.+)\/tracker_targets$/
     const match = topic.match(subMatch)
     if (!match) return
     const msgDevId = match[1]