chore: Add delay for slack job when message has attachments (#7107)

app/jobs/hook_job.rb

@@ -20,8 +20,14 @@ class HookJob < ApplicationJob
     return unless ['message.created'].include?(event_name)
 
     message = event_data[:message]
-
-    Integrations::Slack::SendOnSlackService.new(message: message, hook: hook).perform
+    if message.attachments.blank?
+      ::SendOnSlackJob.perform_later(message: message,
+                                     hook: hook)
+    else
+      ::SendOnSlackJob.set(wait: 2.seconds).perform_later(
+        message: message, hook: hook
+      )
+    end
   end
 
   def process_dialogflow_integration(hook, event_name, event_data)

app/jobs/send_on_slack_job.rb

@@ -0,0 +1,8 @@
+class SendOnSlackJob < ApplicationJob
+  queue_as :medium
+  pattr_initialize [:message!, :hook!]
+
+  def perform
+    Integrations::Slack::SendOnSlackService.new(message: message, hook: hook).perform
+  end
+end