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README.md

@@ -1,10 +1,16 @@
-# Refresh Token Sample
+# Android Refresh Token Sample :repeat_one:
 
-Android Refresh token with Retrofit and OkHttp
-
-- When multiple requests hit **404** (_HTTP_UNAUTHORIZED_), only single `Refresh token request` will be executed.
+- Android Refresh token with Retrofit, OkHttp and Coroutines Mutex.
+- When multiple requests hit **401** (_HTTP_UNAUTHORIZED_), only single `Refresh token request` will be executed.
 - After successful refresh, all pending requests will be executed concurrently.
 
+## Features
+
+- ✅ Refresh token only once for multiple requests
+- ✅ Log out user if refreshToken failed
+- ✅ Log out if user gets an error after first refreshing
+- ✅ Queue all requests while token is being refreshed
+
 # Run local server
 ```
 cd server