统一错误处理

src/components/welcome/error-utils.ts

@@ -56,6 +56,8 @@ function mapCommonCodeToKey(code: string): WelcomeErrorKey {
       return "errors.externalCommandFailed"
     case "window_operation_failed":
       return "errors.windowOperationFailed"
+    case "task_execution_failed":
+      return "errors.unknown"
     default:
       return "errors.unknown"
   }

src/lib/types.ts

@@ -35,6 +35,7 @@ export type AppErrorCode =
   | "io_error"
   | "external_command_failed"
   | "window_operation_failed"
+  | "task_execution_failed"
   | (string & {})
 
 export interface AppCommandError {