update api to set skip_thread_containment

lib/pleroma/web/mastodon_api/mastodon_api_controller.ex

@@ -117,7 +117,15 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
       |> Enum.dedup()
 
     info_params =
-      [:no_rich_text, :locked, :hide_followers, :hide_follows, :hide_favorites, :show_role]
+      [
+        :no_rich_text,
+        :locked,
+        :hide_followers,
+        :hide_follows,
+        :hide_favorites,
+        :show_role,
+        :skip_thread_containment
+      ]
       |> Enum.reduce(%{}, fn key, acc ->
         add_if_present(acc, params, to_string(key), key, fn value ->
           {:ok, ControllerHelper.truthy_param?(value)}

lib/pleroma/web/mastodon_api/views/account_view.ex

@@ -124,7 +124,8 @@ defmodule Pleroma.Web.MastodonAPI.AccountView do
         hide_followers: user.info.hide_followers,
         hide_follows: user.info.hide_follows,
         hide_favorites: user.info.hide_favorites,
-        relationship: relationship
+        relationship: relationship,
+        skip_thread_containment: user.info.skip_thread_containment
       }
     }
     |> maybe_put_role(user, opts[:for])