mastodon api: account view: fetch follow state and use it to populate `requested` field

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

@@ -72,6 +72,9 @@ def render("mention.json", %{user: user}) do
   end
 
   def render("relationship.json", %{user: user, target: target}) do
+    follow_activity = Pleroma.Web.ActivityPub.Utils.fetch_latest_follow(user, target)
+    requested = follow_activity.data["state"] == "pending"
+
     %{
       id: to_string(target.id),
       following: User.following?(user, target),
@@ -79,7 +82,7 @@ def render("relationship.json", %{user: user, target: target}) do
       blocking: User.blocks?(user, target),
       muting: false,
       muting_notifications: false,
-      requested: false,
+      requested: requested,
       domain_blocking: false,
       showing_reblogs: false,
       endorsed: false