Add mutual visibility support

app/models/concerns/account_interactions.rb

@@ -303,6 +303,10 @@ module AccountInteractions
     end
   end
 
+  def mutuals
+    followers.merge(Account.where(id: following))
+  end
+
   def relations_map(account_ids, domains = nil, **options)
     relations = {
       blocked_by: Account.blocked_by_map(account_ids, id),

app/models/status.rb

@@ -79,6 +79,7 @@ class Status < ApplicationRecord
   has_many :references, through: :reference_objects, class_name: 'Status', source: :target_status
   has_many :referenced_by_status_objects, foreign_key: 'target_status_id', class_name: 'StatusReference', inverse_of: :target_status, dependent: :destroy
   has_many :referenced_by_statuses, through: :referenced_by_status_objects, class_name: 'Status', source: :status
+  has_many :capability_tokens, class_name: 'StatusCapabilityToken', inverse_of: :status, dependent: :destroy
 
   has_and_belongs_to_many :tags
   has_and_belongs_to_many :preview_cards

app/models/status_capability_token.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+# == Schema Information
+#
+# Table name: status_capability_tokens
+#
+#  id         :bigint(8)        not null, primary key
+#  status_id  :bigint(8)        not null
+#  token      :string
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#
+class StatusCapabilityToken < ApplicationRecord
+  belongs_to :status
+
+  validates :token, presence: true
+
+  before_validation :generate_token, on: :create
+
+  private
+
+  def generate_token
+    self.token = Doorkeeper::OAuth::Helpers::UniqueToken.generate
+  end
+end