Add the API to delete the Links model.

lib/link_shortener_web/controllers/api/v1/links_controller.ex

@@ -23,4 +23,12 @@ defmodule LinkShortenerWeb.Api.V1.LinksController do
     link = Links.get_one(id)
     render(conn, "show.json", links: link)
   end
+
+  def delete(conn, %{"id" => id}) do
+    link = Links.get_one(id)
+
+    with {:ok, %Link{}} <- Links.delete_one(link) do
+      send_resp(conn, :no_content, "")
+    end
+  end
 end