Update README.md

ctkqiang · ctkqiang · commit 61e86b00799d · 2022-11-14T16:58:09.000+08:00
diff --git a/README.md b/README.md
@@ -82,6 +82,12 @@ npm install
 npm start
 ```
 
+#### Testing
+
+```
+npm test
+```
+
 #### Integration
 
 1. Telegram
