update refactor

README.md

@@ -124,3 +124,17 @@ For open source projects, say how it is licensed.
 
 ## Project status
 If you have run out of energy or time for your project, put a note at the top of the README saying that development has slowed down or stopped completely. Someone may choose to fork your project or volunteer to step in as a maintainer or owner, allowing your project to keep going. You can also make an explicit request for maintainers.
+
+# AI Trading System (NodeJS)
+
+## Hướng dẫn cài đặt
+
+```bash
+npm install
+```
+
+## Chạy server
+
+```bash
+node src/app.js
+```