log_viewer_application.ex

defmodule LogViewer do
  use Application
  require Logger

  def start(_type, _args) do
    import Supervisor.Spec, warn: false

    children =
        [
          worker(LogViewer.Server, [[port: Application.get_env(:log_viewer, :port, 5900)]]),
          supervisor(Registry, [[keys: :duplicate, name: :client_registry]])
        ]

    opts = [strategy: :one_for_one, name: LogViewer.Supervisor]
    Supervisor.start_link(children, opts)
  end
end