Right now, this SDK only works with IP:Port.
I'm however running on https://home.example.com and need https or wss and an implicit port 443.
Using net/url should be the best option.
- impl http client
- create http client in App()
- generic builder for Service.*
- set Service on app to pass to callbacks later
- impl State
- set State on app to pass to callbacks later
- change panic to log.Fatalln