Fix admin login and add subscription popup settings

frontend/src/pages/index.astro

@@ -8,7 +8,6 @@ import FriendLinkCard from '../components/FriendLinkCard.astro';
 import ViewMoreLink from '../components/ui/ViewMoreLink.astro';
 import StatsList from '../components/StatsList.astro';
 import TechStackList from '../components/TechStackList.astro';
-import SubscriptionSignup from '../components/SubscriptionSignup.astro';
 import { terminalConfig } from '../lib/config/terminal';
 import { api, DEFAULT_SITE_SETTINGS } from '../lib/api/client';
 import { formatReadTime, getI18n } from '../lib/i18n';
@@ -243,6 +242,12 @@ const navLinks = [
               <i class="fas fa-file-alt text-[10px]"></i>
               <span id="home-results-count">{t('common.resultsCount', { count: filteredPostsCount })}</span>
             </span>
+            {siteSettings.subscriptions.popupEnabled && (
+              <button type="button" class="terminal-subtle-link" data-subscription-popup-open>
+                <i class="fas fa-envelope text-[11px]"></i>
+                <span>订阅更新</span>
+              </button>
+            )}
             {siteSettings.ai.enabled && (
               <a href="/ask" class="terminal-subtle-link">
                 <i class="fas fa-robot text-[11px]"></i>
@@ -260,10 +265,6 @@ const navLinks = [
             </a>
           ))}
         </div>
-
-        <div class="ml-4 mt-5">
-          <SubscriptionSignup requestUrl={Astro.request.url} />
-        </div>
       </div>
 
       {apiError && (