Closes #3. Closes #12.

Closes #3. Closes #12.
* Update README and MQTTClient for installation instructions and code improvements

* feat: 支持local_config启动
add: 增加对crt path的说明，为传入config.py的相对路径
move: web component

* add: registry description

* feat: node_info_update srv
fix: OTDeck cant create

* close #12
feat: slave node registry

* feat: show machine name
fix: host node registry not uploaded

* feat: add hplc registry

* feat: add hplc registry

* fix: hplc status typo

* fix: devices/

* fix: device.class possible null

* fix: HPLC additions with online service

* fix: slave mode spin not working

* fix: slave mode spin not working

* feat: 多ProtocolNode 允许子设备ID相同
feat: 上报发现的ActionClient
feat: Host重启动，通过discover机制要求slaveNode重新注册，实现信息及时上报

---------

Co-authored-by: Harvey Que <Q-Query@outlook.com>

unilabos/app/web/utils/ros_utils.py

@@ -12,6 +12,7 @@ from unilabos.app.web.utils.action_utils import get_action_info
 # 存储 ROS 节点信息的全局变量
 ros_node_info = {"online_devices": {}, "device_topics": {}, "device_actions": {}}
 
+
 def get_ros_node_info() -> Dict[str, Any]:
     """获取 ROS 节点信息，包括设备节点、发布的状态和动作
 
@@ -35,6 +36,13 @@ def update_ros_node_info() -> Dict[str, Any]:
 
     try:
         from unilabos.ros.nodes.base_device_node import registered_devices
+        from unilabos.ros.nodes.presets.host_node import HostNode
+
+        # 尝试获取主机节点实例
+        host_node = HostNode.get_instance(0)
+        device_machine_names = {}
+        if host_node:
+            device_machine_names = host_node.device_machine_names
 
         for device_id, device_info in registered_devices.items():
             # 设备基本信息
@@ -42,6 +50,7 @@ def update_ros_node_info() -> Dict[str, Any]:
                 "node_name": device_info["node_name"],
                 "namespace": device_info["namespace"],
                 "uuid": device_info["uuid"],
+                "machine_name": device_machine_names.get(device_id, "本地"),
             }
 
             # 设备话题（状态）信息
@@ -55,10 +64,7 @@ def update_ros_node_info() -> Dict[str, Any]:
             }
 
             # 设备动作信息
-            result["device_actions"][device_id] = {
-                k: get_action_info(v, k)
-                for k, v in device_info["actions"].items()
-            }
+            result["device_actions"][device_id] = {k: get_action_info(v, k) for k, v in device_info["actions"].items()}
         # 更新全局变量
         ros_node_info = result
     except Exception as e: