Yes, we're looking at providing a great solution for this.
In the interim, check out this Component (which is used by this project) which provides a simple webockets backend and can be used for that use-case - https://github.com/serverless-components/Socket
In the interim, check out this Component (which is used by this project) which provides a simple webockets backend and can be used for that use-case - https://github.com/serverless-components/Socket