支持local_config启动 添加注册表description字段 (#13)

Closes #11

* 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

---------

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

unilabos/app/web/utils/device_utils.py

@@ -0,0 +1,58 @@
+"""
+设备工具函数模块
+
+提供处理设备配置的辅助函数
+"""
+
+import json
+from typing import Dict, Any
+
+# 这里不能循环导入
+# 在函数内部导入process_device_actions
+# from unilabos.web.utils.action_utils import process_device_actions
+
+
+
+def get_registry_info() -> Dict[str, Any]:
+    """获取Registry相关路径信息
+
+    Returns:
+        包含Registry路径信息的字典
+    """
+    from unilabos.registry.registry import lab_registry
+    from pathlib import Path
+
+    registry_info = {}
+
+    if lab_registry:
+        # 获取所有registry路径
+        if hasattr(lab_registry, "registry_paths") and lab_registry.registry_paths:
+            # 保存所有注册表路径
+            registry_info["paths"] = [str(path).replace("\\", "/") for path in lab_registry.registry_paths]
+
+            # 获取设备和资源的相关路径
+            for reg_path in lab_registry.registry_paths:
+                base_path = Path(reg_path)
+
+                # 检查设备目录
+                devices_path = base_path / "devices"
+                if devices_path.exists():
+                    if "devices_paths" not in registry_info:
+                        registry_info["devices_paths"] = []
+                    registry_info["devices_paths"].append(str(devices_path).replace("\\", "/"))
+
+                # 检查设备通信目录
+                device_comms_path = base_path / "device_comms"
+                if device_comms_path.exists():
+                    if "device_comms_paths" not in registry_info:
+                        registry_info["device_comms_paths"] = []
+                    registry_info["device_comms_paths"].append(str(device_comms_path).replace("\\", "/"))
+
+                # 检查资源目录
+                resources_path = base_path / "resources"
+                if resources_path.exists():
+                    if "resources_paths" not in registry_info:
+                        registry_info["resources_paths"] = []
+                    registry_info["resources_paths"].append(str(resources_path).replace("\\", "/"))
+
+    return registry_info