KERNEL-14012 feat: core/structure文件夹

src/core/index.js

@@ -1,4 +1,3 @@
-
 import * as base from "./2.base";
 import * as ob from "./3.ob";
 import * as widget from "./4.widget";
@@ -20,12 +19,13 @@ export * from "./action";
 export * from "./behavior";
 export * from "./controller";
 export * from "./func";
+export * from "./structure";
 
 export {
     StyleLoaderManager,
     ShowListener,
     shortcut,
-}
+};
 
 Object.assign(BI, {
     ...base,