Fix software design suggestions

lib/mobilizon_web/controllers/media_proxy_controller.ex

@@ -6,6 +6,8 @@
 defmodule MobilizonWeb.MediaProxyController do
   use MobilizonWeb, :controller
 
+  alias Plug.Conn
+
   alias Mobilizon.Config
 
   alias MobilizonWeb.MediaProxy
@@ -21,10 +23,10 @@ defmodule MobilizonWeb.MediaProxyController do
       ReverseProxy.call(conn, url, Keyword.get(config, :proxy_opts, @default_proxy_opts))
     else
       false ->
-        send_resp(conn, 404, Plug.Conn.Status.reason_phrase(404))
+        send_resp(conn, 404, Conn.Status.reason_phrase(404))
 
       {:error, :invalid_signature} ->
-        send_resp(conn, 403, Plug.Conn.Status.reason_phrase(403))
+        send_resp(conn, 403, Conn.Status.reason_phrase(403))
 
       {:wrong_filename, filename} ->
         redirect(conn, external: MediaProxy.build_url(sig64, url64, filename))

lib/mobilizon_web/controllers/node_info_controller.ex

@@ -9,6 +9,9 @@ defmodule MobilizonWeb.NodeInfoController do
   alias Mobilizon.Config
   alias Mobilizon.Service.Statistics
 
+  alias MobilizonWeb.Endpoint
+  alias MobilizonWeb.Router.Helpers, as: Routes
+
   @node_info_supported_versions ["2.0", "2.1"]
   @node_info_schema_uri "http://nodeinfo.diaspora.software/ns/schema/"
 
@@ -18,8 +21,7 @@ defmodule MobilizonWeb.NodeInfoController do
       |> Enum.map(fn version ->
         %{
           rel: @node_info_schema_uri <> version,
-          href:
-            MobilizonWeb.Router.Helpers.node_info_url(MobilizonWeb.Endpoint, :nodeinfo, version)
+          href: Routes.node_info_url(Endpoint, :nodeinfo, version)
         }
       end)