Add schematcis via uml

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First sketch via https://www.planttext.com/

@startuml

rectangle "Local" {
  rectangle "docker" as localdocker {
      frame client {
        rectangle "client.js:57220" as LocalClient
      }
    }
    frame "SuperCollider" {
      rectangle "sclang:57120" as sclang
    }
}

rectangle "Server" {
  rectangle "docker" {
  frame "backend" {
    rectangle ":3000" <<express>> as express
  }
  frame "frontend" {
    rectangle ":8080" <<vue>> as vue
  }
  }
  
  frame "nginx" {
    rectangle ":80" <<webserver>> as webserver
  }

}

cloud "Remote Clients" as RemoteClients


RemoteClients <-> webserver : "WebRTC"


vue -> webserver : "http"
express <-> webserver : "ws"


LocalClient <--> webserver : "WebRTC"

sclang <-> LocalClient : "OSC"


@enduml

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Implemented in 517df60