add readme file for packing

libraries/typescript/Microsoft.Bot.Builder.Adapters.WeChat/README.md

@@ -0,0 +1,28 @@
+# WeChat Adapter for BotFramework ***_[PREVIEW]_***
+
+This is the Node.js version of WeChat Adapter for BotFramework.
+
+- [Installing](#installing)
+- [Documentation](https://github.com/microsoft/BotFramework-WeChat/blob/6fd1d212e47fd9ff1b9e6865beac1c6fac242047/doc/README.md)
+- [GitHub Repo](https://github.com/microsoft/BotFramework-WeChat)
+- [Report Issues](https://github.com/microsoft/BotFramework-WeChat/issues)
+
+## Installing
+To add the latset published version of this package to your bot:
+
+```bash
+npm install --save botframework-wechat
+```
+
+#### Use the Daily Build
+
+To get access to the daily builds of this library, configure npm to use the MyGet feed before installing.
+
+```bash
+npm config set registry https://botbuilder.myget.org/F/botframework-wechat/npm/
+```
+
+To reset the registry in order to get the latest published version, run:
+```bash
+npm config set registry https://registry.npmjs.org/
+```