fix: added SetLocale to update LiveViews if language changes

lib/mv_web/live/set_locale.ex

@@ -0,0 +1,13 @@
+defmodule MvWeb.Live.SetLocale do
+  @moduledoc """
+  The Module to make the locale available to all LiveViews
+  """
+  import Phoenix.Component
+  import MvWeb.Gettext
+
+  def on_mount(:default, _params, session, socket) do
+    locale = session["locale"] || "en"
+    Gettext.put_locale(locale)
+    {:cont, assign(socket, :locale, locale)}
+  end
+end