fix(nav): publish menu contrast, check-in toast and button layout

Use solid light plate + forced ink on 发布 items, notyf instead of alert,
and keep header check-in flex layout after success.

assets/js/aksrt-runtime.js

@@ -206,6 +206,10 @@
   window.aksrtToast = function (msg, type) {
     aksrt.notyf(msg, { type: type || 'info', duration: 2200 });
   };
+  // Alias used by several modules that call aksrt.toast(...)
+  aksrt.toast = function (msg, type) {
+    return aksrt.notyf(msg, typeof type === 'string' ? { type: type, duration: 2200 } : (type || { duration: 2200 }));
+  };
 
   // ══════════════════════════════════════════════════════════════
   //  §10.10 — confirm: i18n confirm dialog + [data-confirm]