同步协议 V1.03：双主题发布对齐 + initialize 数据格式修正

vd960DBN:
- heartbeat/sensor/initialize 发布统一走 dld960/{sn}/dev
- dev_initialize_pub 补 model/hard_ver/soft_ver，删 extra_info.version

DBNMQTTool:
- 协议版本号更新至 V1.03
- 协议 Topic 树和模拟页增加 initialize 支持

DBNMQTTool/dbn_mqtt_tool/protocol.py

@@ -1,7 +1,7 @@
 """
 DLD960 IoT MQTT 协议定义
 
-基于《DLD960_IoT_MQTT协议.md》V1.01
+基于《DLD960_IoT_MQTT协议.md》V1.03
 双主题结构：{sn}/srv（服务器下发）、{sn}/dev（设备上报）
 消息类型由 JSON `cmd` 字段区分。
 """

DBNMQTTool/main.py

@@ -419,6 +419,21 @@ class MainWindow(QMainWindow):
         g2l.addLayout(g2l2)
         layout.addWidget(g2)
 
+        # -- initialize --
+        g_init = QGroupBox("上电初始化 (initialize) — V1.03")
+        g_init_l = QVBoxLayout(g_init)
+        self._sim_init = QPlainTextEdit()
+        self._sim_init.setFont(QFont("Consolas", 10))
+        self._sim_init.setPlainText(self._sample_initialize_data())
+        g_init_l.addWidget(self._sim_init)
+        g_init_l2 = QHBoxLayout()
+        b_init = QPushButton("发送")
+        b_init.clicked.connect(self._sim_send_initialize)
+        g_init_l2.addWidget(b_init)
+        g_init_l2.addStretch()
+        g_init_l.addLayout(g_init_l2)
+        layout.addWidget(g_init)
+
         # -- heartbeat --
         g3 = QGroupBox("心跳上报 (heartbeat)")
         g3l = QVBoxLayout(g3)
@@ -479,6 +494,24 @@ class MainWindow(QMainWindow):
             ]}
         }, indent=2)
 
+    def _sample_initialize_data(self) -> str:
+        return json.dumps({
+            "msg_id": 1,
+            "cmd": "initialize",
+            "ts": 1719000000,
+            "data": {
+                "dev_serial": "DC045A49718F",
+                "model": "DLD960",
+                "hard_ver": "1.0",
+                "soft_ver": "1.0",
+                "extra_info": {
+                    "code": "869756049404948",
+                    "csq": "21",
+                    "location": "113.9237976,022.6400375"
+                }
+            }
+        }, indent=2)
+
     def _sample_heartbeat_data(self) -> str:
         return json.dumps({
             "msg_id": 200,
@@ -509,6 +542,10 @@ class MainWindow(QMainWindow):
         sn = self._sim_sn.text()
         self._sim_publish(topic_up(sn), self._sim_event.toPlainText())
 
+    def _sim_send_initialize(self):
+        sn = self._sim_sn.text()
+        self._sim_publish(topic_up(sn), self._sim_init.toPlainText())
+
     def _sim_send_hb(self):
         sn = self._sim_sn.text()
         self._sim_publish(topic_up(sn), self._sim_hb.toPlainText())
@@ -602,6 +639,7 @@ class MainWindow(QMainWindow):
         item = QTreeWidgetItem(dev, [topic_up(sn), "设备发布：loop_data / event_report / heartbeat / 命令响应"])
         # 子条目列出 cmd 类型
         for cmd_name, desc in [
+            ("initialize", "设备上电初始化 (V1.03)"),
             ("loop_data", "线圈传感数据上报"),
             ("event_report", "事件上报（有车/无车/故障）"),
             ("heartbeat", "设备心跳"),