chore(dart): update readme (#37)

Author: simeng-li

CHANGELOG.md

@@ -17,3 +17,10 @@ iOS, Android
 - User sign-out
 - Retrieve idToken claims
 - Retrieve access token
+
+## 1.0.0
+
+### logto_client
+
+- Support RBAC
+- Add `LogtoClient.getUserInfo` to get authenticated user info

README.md

@@ -171,3 +171,4 @@ void signOut() async {
 | getAccessToken | ({String? resource}) -> Future<AccessToken> | Request for an api resource specific access token for authorization |
 | signIn         | (String? redirectUri) -> Future<void>       | Init user sign-in flow                                              |
 | signOut        | () -> Future<void>                          | Sign-out                                                            |
+| getUserInfo    | () => Future<UserInfo>                      | Get user info                                                       |