fix readmes and changes

Author: lohanidamodar

CHANGELOG.md

@@ -1,3 +1,9 @@
+## 3.0.0
+- Support for 0.12
+- **BREAKING** Refactored database service 
+- **BREAKING** Custom ID support while creating resources
+- [View all the changes](https://github.com/appwrite/appwrite/blob/master/CHANGES.md#version-0120)
+
 ## 2.1.0
 - Updated `flutter_we_auth` plugin now supports Flutter web for OAuth2 sessions [read more](https://github.com/appwrite/sdk-for-flutter/blob/master/README.md#web)
 - Added linters and updated codebase to match the rules

README.md

@@ -133,6 +133,7 @@ When trying to connect to Appwrite from an emulator or a mobile device, localhos
 Account account = Account(client);
 Response user = await account
   .create(
+    userId: '[USER_ID]',
     email: '[email protected]',
     password: 'password',
     name: 'My Name'
@@ -160,6 +161,7 @@ void main() {
 
   Response user = await account
     .create(
+      userId: '[USER_ID]',
       email: '[email protected]',
       password: 'password',
       name: 'My Name'
@@ -174,7 +176,7 @@ The Appwrite Flutter SDK raises `AppwriteException` object with `message`, `code
 Users users = Users(client);
 
 try {
-  final response = await users.create(email: ‘[email protected]’,password: ‘password’, name: ‘name’);
+  final response = await users.create(userId: '[USER_ID]', email: ‘[email protected]’,password: ‘password’, name: ‘name’);
   print(response.data);
 } on AppwriteException catch(e) {
   //show message to user or do other operation based on error as required

example/README.md

@@ -18,7 +18,7 @@ Create a new user and session:
 ```dart
 Account account = Account(client);
 
-Response user = await account.create(email: '[email protected]', password: 'password', name: 'My Name');
+Response user = await account.create(userId: '[USER_ID]', email: '[email protected]', password: 'password', name: 'My Name');
  
 Response session = await account.createSession(email: '[email protected]', password: 'password');
 
@@ -40,6 +40,7 @@ Storage storage = Storage(client);
 MultipartFile file = MultipartFile.fromFile('./path-to-file/image.jpg', filename: 'image.jpg');
 
 storage.createFile(
+    fileId: '[FILE_ID]',
     file: file,
     read: ['role:all'],
     write: []