feat: Add native support for CSML in agent_bot API (#4913)

app/models/agent_bot.rb

@@ -3,6 +3,8 @@
 # Table name: agent_bots
 #
 #  id           :bigint           not null, primary key
+#  bot_config   :jsonb
+#  bot_type     :integer          default(0)
 #  description  :string
 #  name         :string
 #  outgoing_url :string
@@ -27,6 +29,9 @@ class AgentBot < ApplicationRecord
   has_many :inboxes, through: :agent_bot_inboxes
   has_many :messages, as: :sender, dependent: :restrict_with_exception
   belongs_to :account, optional: true
+  enum bot_type: { webhook: 0, csml: 1 }
+
+  validate :validate_agent_bot_config
 
   def available_name
     name
@@ -48,4 +53,10 @@ class AgentBot < ApplicationRecord
       type: 'agent_bot'
     }
   end
+
+  private
+
+  def validate_agent_bot_config
+    errors.add(:bot_config, 'Invalid Bot Configuration') unless AgentBots::ValidateBotService.new(agent_bot: self).perform
+  end
 end