Add hiding emoji reaction setting

app/models/concerns/has_user_settings.rb

@@ -43,6 +43,10 @@ module HasUserSettings
     settings['web.hide_recent_emojis']
   end
 
+  def setting_enable_emoji_reaction
+    settings['web.enable_emoji_reaction']
+  end
+
   def setting_default_sensitive
     settings['default_sensitive']
   end

app/models/user_settings.rb

@@ -54,6 +54,7 @@ class UserSettings
     setting :enable_login_privacy, default: false
     setting :enable_dtl_menu, default: false
     setting :hide_recent_emojis, default: false
+    setting :enable_emoji_reaction, default: true
     setting :reblog_modal, default: false
     setting :unfollow_modal, default: true
     setting :reduce_motion, default: false