move morse to seperate module

ui/lib/signal_morse.ex

@@ -1,5 +0,0 @@
-defmodule Ui.SignalMorse do
-  def signal do
-    IO.puts("bleep bloop")
-  end
-end

ui/lib/ui_web/controllers/page_controller.ex

@@ -22,7 +22,7 @@ defmodule UiWeb.PageController do
     case get_start_time() do
       start_time when start_time + 35 <= now ->
         System.put_env("MORSE_START_TIME", Integer.to_string(now))
-        Ui.SignalMorse.signal()
+        Morse.signal("...---...")
         text(conn, "Done.")
       _ ->
         text(conn, "It is still in progress...")

ui/mix.exs

@@ -38,7 +38,8 @@ defmodule Ui.MixProject do
       {:phoenix_live_reload, "~> 1.2", only: :dev},
       {:gettext, "~> 0.11"},
       {:jason, "~> 1.0"},
-      {:plug_cowboy, "~> 2.0"}
+      {:plug_cowboy, "~> 2.0"},
+      {:morse, path: "../morse"}
     ]
   end
 end

ui/test/ui_web/controllers/page_controller_test.exs

@@ -1,8 +1,3 @@
 defmodule UiWeb.PageControllerTest do
   use UiWeb.ConnCase
-
-  test "GET /", %{conn: conn} do
-    conn = get(conn, "/")
-    assert html_response(conn, 200) =~ "Welcome to Phoenix!"
-  end
 end