v4.0.0
⚠️  BREAKING CHANGES ⚠️ 
- 
Removed the seamless-immutabledependency and its corresponding methods and types #687- We also removed this dependency at the stream-chatJS client level, therefore immutable methods, such assetIn, no longer need to be run
 on the returned data #602
- Responses from the Stream API will now return standard JS data structures, without the immutable wrapping
- When you upgrade to v4.0.0 of stream-chat-react, make sure you also upgrade to v3.0.0 ofstream-chat
 
- We also removed this dependency at the 
Feature
- Performance optimize and allow customization of the emoji-martdependency #530
- Add custom imageprop toChannelHeadercomponent #697
Chore
- Removed the SonarJS linting rules #693