Starting to get things rolling

lib/resource_owner/application.ex

@@ -0,0 +1,12 @@
+defmodule ResourceOwner.Application do
+  use Application
+
+  @impl true
+  def start(_type, _args) do
+    children = [
+      ResourceOwner.Repo,
+    ]
+    opts = [strategy: :one_for_one, name: ResourceOwner.Supervisor]
+    Supervisor.start_link(children, opts)
+  end
+end