Fix web push delivery handling and worker console

frontend/src/components/SubscriptionPopup.astro

@@ -360,7 +360,7 @@ const webPushAvailable = Boolean(webPushPublicKey);
   import { mountTurnstile, type MountedTurnstile } from '../lib/utils/turnstile';
   import {
     ensureBrowserPushSubscription,
-    getBrowserPushSubscription,
+    getBrowserPushSubscriptionState,
     supportsBrowserPush,
   } from '../lib/utils/web-push';
 
@@ -505,6 +505,14 @@ const webPushAvailable = Boolean(webPushPublicKey);
         }
       };
 
+      const forgetSubmitted = () => {
+        try {
+          window.localStorage.removeItem(SUBSCRIBED_KEY);
+        } catch {
+          // Ignore storage failures.
+        }
+      };
+
       const resetStatus = () => {
         delete status.dataset.state;
         status.textContent = defaultStatus;
@@ -811,7 +819,19 @@ const webPushAvailable = Boolean(webPushPublicKey);
         }
 
         try {
-          const subscription = await getBrowserPushSubscription();
+          const { subscription, stale } = await getBrowserPushSubscriptionState(
+            browserPushPublicKey,
+          );
+
+          if (stale) {
+            forgetSubmitted();
+            setBrowserAvailability({
+              selectable: true,
+              note: '检测到提醒配置已更新，需要重新开启一次提醒。',
+            });
+            return;
+          }
+
           if (subscription) {
             rememberSubmitted();
             setBrowserAvailability({