编排新增音频分类，支持朗读文本、播放音频、录制音频、播放系统音效

plugin/lib/quickcomposer.js

@@ -7,6 +7,7 @@ const quickcomposer = {
   coding: require("./quickcomposer/coding"),
   math: require("./quickcomposer/math"),
   ui: require("./quickcomposer/ui"),
+  audio: require("./quickcomposer/audio"),
 };
 
 module.exports = quickcomposer;