Add Twitter API verify_credentials endpoint.

lib/pleroma/web/twitter_api/twitter_api_controller.ex

@@ -0,0 +1,18 @@
+defmodule Pleroma.Web.TwitterAPI.Controller do
+  use Pleroma.Web, :controller
+
+  alias Pleroma.Web.TwitterAPI.Representers.UserRepresenter
+
+  def verify_credentials(%{assigns: %{user: user}} = conn, _params) do
+    response = user |> UserRepresenter.to_json
+
+    conn
+    |> json_reply(200, response)
+  end
+
+  defp json_reply(conn, status, json) do
+    conn
+    |> put_resp_content_type("application/json")
+    |> send_resp(status, json)
+  end
+end