Follow requests send e-mail notifications, but are excluded from notifications API

Better initial state for unlisted/nsfw toggles

app/models/follow_request.rb

@@ -6,6 +6,8 @@ class FollowRequest < ApplicationRecord
   belongs_to :account
   belongs_to :target_account, class_name: 'Account'
 
+  has_one :notification, as: :activity, dependent: :destroy
+
   validates :account, :target_account, presence: true
   validates :account_id, uniqueness: { scope: :target_account_id }