Restructure omni services and add Chatwoot research snapshot

research/chatwoot/app/models/inbox_member.rb

@@ -0,0 +1,39 @@
+# == Schema Information
+#
+# Table name: inbox_members
+#
+#  id         :integer          not null, primary key
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#  inbox_id   :integer          not null
+#  user_id    :integer          not null
+#
+# Indexes
+#
+#  index_inbox_members_on_inbox_id              (inbox_id)
+#  index_inbox_members_on_inbox_id_and_user_id  (inbox_id,user_id) UNIQUE
+#
+
+class InboxMember < ApplicationRecord
+  validates :inbox_id, presence: true
+  validates :user_id, presence: true
+  validates :user_id, uniqueness: { scope: :inbox_id }
+
+  belongs_to :user
+  belongs_to :inbox
+
+  after_create :add_agent_to_round_robin
+  after_destroy :remove_agent_from_round_robin
+
+  private
+
+  def add_agent_to_round_robin
+    ::AutoAssignment::InboxRoundRobinService.new(inbox: inbox).add_agent_to_queue(user_id)
+  end
+
+  def remove_agent_from_round_robin
+    ::AutoAssignment::InboxRoundRobinService.new(inbox: inbox).remove_agent_from_queue(user_id) if inbox.present?
+  end
+end
+
+InboxMember.include_mod_with('Audit::InboxMember')