上映会にコメント機能追加（#297） (#299)

#297

#297

#297

#297

#297

Merge remote-tracking branch 'origin/main' into feature/297

#297

#297

#297

#297

#297

#297

#297

#297

#297

Co-authored-by: miteruzo <miteruzo@naver.com>
Reviewed-on: #299

backend/app/controllers/theatres_controller.rb

@@ -31,7 +31,9 @@ class TheatresController < ApplicationController
       post_started_at = theatre.current_post_started_at
     end
 
-    render json: { host_flg:, post_id:, post_started_at: }
+    render json: {
+        host_flg:, post_id:, post_started_at:,
+        watching_users: theatre.watching_users.as_json(only: [:id, :name]) }
   end
 
   def next_post