fix: captain talking over support agent (#13673)

app/models/message.rb

@@ -310,6 +310,7 @@ class Message < ApplicationRecord
   def execute_after_create_commit_callbacks
     # rails issue with order of active record callbacks being executed https://github.com/rails/rails/issues/20911
     reopen_conversation
+    mark_pending_conversation_as_open_for_human_response
     set_conversation_activity
     dispatch_create_events
     send_reply
@@ -390,6 +391,18 @@ class Message < ApplicationRecord
     reopen_resolved_conversation if conversation.resolved?
   end
 
+  def mark_pending_conversation_as_open_for_human_response
+    return unless captain_pending_conversation?
+    return unless human_response?
+    return if private?
+
+    conversation.open!
+  end
+
+  def captain_pending_conversation?
+    false
+  end
+
   def reopen_resolved_conversation
     # mark resolved bot conversation as pending to be reopened by bot processor service
     if conversation.inbox.active_bot?