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

db/migrate/20220622090344_add_type_to_agent_bots.rb

@@ -0,0 +1,15 @@
+class AddTypeToAgentBots < ActiveRecord::Migration[6.1]
+  def up
+    change_table :agent_bots, bulk: true do |t|
+      t.column :bot_type, :integer, default: 0
+      t.column :bot_config, :jsonb, default: {}
+    end
+  end
+
+  def down
+    change_table :agent_bots, bulk: true do |t|
+      t.remove :bot_type
+      t.remove :bot_config
+    end
+  end
+end