Add setting to disable hover cards (#30931)

Co-authored-by: Eugen Rochko <eugen@zeonfederated.com>

app/models/concerns/user/has_settings.rb

@@ -91,6 +91,10 @@ module User::HasSettings
     settings['web.disable_swiping']
   end
 
+  def setting_disable_hover_cards
+    settings['web.disable_hover_cards']
+  end
+
   def setting_always_send_emails
     settings['always_send_emails']
   end

app/models/user_settings.rb

@@ -25,6 +25,7 @@ class UserSettings
     setting :use_pending_items, default: false
     setting :use_system_font, default: false
     setting :disable_swiping, default: false
+    setting :disable_hover_cards, default: false
     setting :delete_modal, default: true
     setting :reblog_modal, default: false
     setting :reduce_motion, default: false