Generate project

Using `mix phx.new music_library --database sqlite3 --binary-id --no-mailer`

lib/music_library.ex

@@ -0,0 +1,9 @@
+defmodule MusicLibrary do
+  @moduledoc """
+  MusicLibrary keeps the contexts that define your domain
+  and business logic.
+
+  Contexts are also responsible for managing your data, regardless
+  if it comes from the database, an external API or others.
+  """
+end