added usage guide for new cli version

Author: emin93

README.md

@@ -25,6 +25,14 @@
 
 ## :arrow_forward: Usage
 
+### React Native >= 0.60
+
+```sh
+npx react-native init MyApp --template=typescript@next
+```
+
+### React Native <= 0.59
+
 ```sh
 react-native init MyApp --template typescript
 ```