目录结构 FloatingKF/admin/controller/Index.phpview/config.htmlindex.htmlmessages.htmlmenu.phpassets/floating-kf.cssfloating-kf.jscontroller/Index.phpruntime/FloatingKFRuntimeTrait.phpview/index.htmlwidget.htmlinstall.sqlPlugin.phpPluginRuntime.phproute.phpuninstall.sql