add http server files

lib/dunixir/application.ex

@@ -9,7 +9,8 @@ defmodule Dunixir.Application do
     children = [
       # Starts a worker by calling: Dunixir.Worker.start_link(arg)
       # {Dunixir.Worker, arg}
-    ]
+      Plug.Adapters.Cowboy.child_spec(scheme: :http, plug: ServerHttp.Router, options: [port: 8085])
+     ]
 
     # See https://hexdocs.pm/elixir/Supervisor.html
     # for other strategies and supported options