upd readme

Author: kesha-antonov

README.md

@@ -27,6 +27,10 @@ server.start().then((url) => {
 
 // Stop the server
 server.stop();
+
+// Check if native server running
+const isRunning = await server.isRunning()
+// isRunning - true/false
 ```
 
 `StaticServer` serves from the document directory (default) or takes an optional absolute path to serve from.