Remote Kafka CLI Websocket Gateway

[Cors00]

Implement a kafka <-websocket-> web gateway.
To implement:

• A Spring Server with websocket endpoints to receive and send messages.
• Interface description
• RBAC (?) or external server auth
• Async threaded poll optimizations
• "Infinite poll"
• Reconnect and preserve state
• Kubernets(autoscaling)
• Mutual Authentication(?)