Introduce reconnect / retry logic on the TypeScript client

[MartinSchere]

What Git revision / release tag are you using?

be859d6cc4adae512da31358e4870098ff741e83

Do you use any client SDK? If yes, which one?

Typescript client SDK

Describe what the problem is?

The websocket connection can be lost at any time, and if that's the case, there is no reconnect logic.

What should be the expected behavior?

There should be an option in the InteractionContext to specify a reconnect strategy.

If applicable, what are the logs from the server around the occurence of the problem?

WebSocketClosed: WebSocket is closed