Restructure omni services and add Chatwoot research snapshot

research/chatwoot/app/controllers/webhooks/whatsapp_controller.rb

@@ -0,0 +1,33 @@
+class Webhooks::WhatsappController < ActionController::API
+  include MetaTokenVerifyConcern
+
+  def process_payload
+    if inactive_whatsapp_number?
+      Rails.logger.warn("Rejected webhook for inactive WhatsApp number: #{params[:phone_number]}")
+      render json: { error: 'Inactive WhatsApp number' }, status: :unprocessable_entity
+      return
+    end
+
+    Webhooks::WhatsappEventsJob.perform_later(params.to_unsafe_hash)
+    head :ok
+  end
+
+  private
+
+  def valid_token?(token)
+    channel = Channel::Whatsapp.find_by(phone_number: params[:phone_number])
+    whatsapp_webhook_verify_token = channel.provider_config['webhook_verify_token'] if channel.present?
+    token == whatsapp_webhook_verify_token if whatsapp_webhook_verify_token.present?
+  end
+
+  def inactive_whatsapp_number?
+    phone_number = params[:phone_number]
+    return false if phone_number.blank?
+
+    inactive_numbers = GlobalConfig.get_value('INACTIVE_WHATSAPP_NUMBERS').to_s
+    return false if inactive_numbers.blank?
+
+    inactive_numbers_array = inactive_numbers.split(',').map(&:strip)
+    inactive_numbers_array.include?(phone_number)
+  end
+end