Add plugin enhancements: PluginStatus, PluginError, subscribe_plugin, config validation

- New: fmfuncs/plugin_status.py (9 states)
- New: fmfuncs/plugin_error.py (6 exception classes)
- Enhanced: bridges/plugin_bridge.py (subscribe_plugin)
- Enhanced: bridges/plugin_network_bridge.py (setup_data_transfer, send_data)
- Enhanced: services/plugin_service.py (config validation + status tracking)
- Tests: 15/15 passing (10 original + 5 new)

services/plugin_service.py

@@ -12,6 +12,8 @@ from dataclasses import dataclass
 import yaml
 import traceback
 from fmfuncs.plugin_command_decorator import plugin_command, command
+from fmfuncs.plugin_status import PluginStatus
+from fmfuncs.plugin_error import PluginConfigError, PluginLoadError
 
 logger = logging.getLogger(__name__)
 
@@ -39,6 +41,7 @@ class PluginService:
         self.service_manager = service_manager  # 新增服务管理器
         self.bridge_service.service_manager = self.service_manager
         self.plugins: Dict[str, Any] = {}
+        self.plugin_status: Dict[str, Any] = {}
         self.plugin_info: Dict[str, PluginInfo] = {}
         self.plugins_dir = Path("plugins")
         self.is_running = False
@@ -97,6 +100,23 @@ class PluginService:
             logger.error(f"加载所有插件时出错: {str(e)}", exc_info=True)
             raise
     
+
+    def _load_plugin_config(self, plugin_name: str) -> dict:
+        """加载并验证插件配置文件"""
+        import yaml
+        config_path = os.path.join(os.path.dirname(__file__), "..", "plugins", plugin_name, "config.yaml")
+        # Also check workspace plugins dir
+        workspace_config = os.path.join(os.getcwd(), "plugins", plugin_name, "config.yaml")
+        for path in [config_path, workspace_config]:
+            if os.path.exists(path):
+                try:
+                    with open(path) as f:
+                        return yaml.safe_load(f) or {}
+                except Exception as e:
+                    logger.error(f"解析插件配置失败 {path}: {e}")
+                    return {}
+        return {}
+
     async def load_plugin(self, plugin_name: str) -> bool:
         """加载单个插件 - 支持异步权限处理"""
         try:
@@ -208,7 +228,8 @@ class PluginService:
                     commands=plugin_commands
                 )
                 
-                logger.info(f"插件加载成功: {plugin_name} v{plugin_config['version']}, 注册了 {len(plugin_commands)} 个命令")
+                self.plugin_status[plugin_name] = PluginStatus.RUNNING
+            logger.info(f"插件加载成功: {plugin_name} v{plugin_config['version']}, 注册了 {len(plugin_commands)} 个命令")
                 return True
                 
             except Exception as e: