Restructure omni services and add Chatwoot research snapshot

research/chatwoot/enterprise/app/models/agent_capacity_policy.rb

@@ -0,0 +1,27 @@
+# == Schema Information
+#
+# Table name: agent_capacity_policies
+#
+#  id              :bigint           not null, primary key
+#  description     :text
+#  exclusion_rules :jsonb            not null
+#  name            :string(255)      not null
+#  created_at      :datetime         not null
+#  updated_at      :datetime         not null
+#  account_id      :bigint           not null
+#
+# Indexes
+#
+#  index_agent_capacity_policies_on_account_id  (account_id)
+#
+class AgentCapacityPolicy < ApplicationRecord
+  MAX_NAME_LENGTH = 255
+
+  belongs_to :account
+  has_many :inbox_capacity_limits, dependent: :destroy
+  has_many :inboxes, through: :inbox_capacity_limits
+  has_many :account_users, dependent: :nullify
+
+  validates :name, presence: true, length: { maximum: MAX_NAME_LENGTH }
+  validates :account, presence: true
+end