Update 'README.md'

README.md

@@ -6,4 +6,9 @@
 
 `npm run build` frontend static build
 
-`node NODE_PORT=xxxx /path/to/node.js` otherwise won't work; it listens on 127.0.0.80
+`node NODE_PORT=xxxx /path/to/node.js` otherwise won't work; it listens on 127.0.0.80
+
+
+-----
+
+# config.yaml