feat(dashboard): Karte Letzte Aktivität entfernt

Die Detailansicht dafür ist das Audit-Log, die Dashboard-Dublette ist
auf Nutzerwunsch raus. Bald ablaufende Lizenzen läuft jetzt volle Breite.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/static/dashboard.html

@@ -65,7 +65,6 @@
     <div class="section active" id="sec-dashboard">
       <div class="stats-grid" id="statsGrid"></div>
 
-      <div style="display: grid; grid-template-columns: 1fr 1fr; gap: 16px;">
       <div class="card card-link" onclick="gotoSection('orgs')" role="link" tabindex="0" title="Zu den Organisationen (Klick auf einen Eintrag öffnet die Organisation)">
         <div class="card-header">
           <h2>Bald ablaufende Lizenzen</h2>
@@ -78,17 +77,6 @@
         </div>
       </div>
 
-        <div class="card card-link" onclick="gotoSection('audit')" role="link" tabindex="0" title="Zum Audit-Log">
-          <div class="card-header">
-            <h2>Letzte Aktivität</h2>
-            <svg class="card-link-chevron" xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" aria-hidden="true"><polyline points="9 18 15 12 9 6"/></svg>
-          </div>
-          <div class="card-body" id="recentActivity">
-            <div class="text-muted">Laden...</div>
-          </div>
-        </div>
-      </div>
-
       <!-- Artikel-Übersetzung -->
       <div class="card" id="translationCard" style="margin-top:16px;">
         <div class="card-header">
@@ -1121,7 +1109,7 @@
   </div>
 
   <script src="/static/js/a11y.js?v=20260725a"></script>
-  <script src="/static/js/app.js?v=20260725p"></script>
+  <script src="/static/js/app.js?v=20260725q"></script>
   <script src="/static/js/sources.js?v=20260522x2"></script>
   <script src="/static/js/x-scraper.js?v=20260522a"></script>
   <script src="/static/js/source-health.js?v=20260509l"></script>

src/static/js/app.js

@@ -209,21 +209,6 @@ async function loadDashboard() {
       `).join("");
     }
 
-    // Recent activity
-    const actEl = document.getElementById("recentActivity");
-    if (stats.recent_activity.length === 0) {
-      actEl.innerHTML = '<div class="text-muted">Keine Aktivität</div>';
-    } else {
-      actEl.innerHTML = stats.recent_activity.map(a => `
-        <div class="activity-item">
-          <div class="activity-icon ${a.type}">${a.type === "org" ? "O" : "U"}</div>
-          <div>
-            <div>${esc(a.label)}</div>
-            <div class="text-muted" style="font-size: 12px;">${formatDate(a.created_at)}</div>
-          </div>
-        </div>
-      `).join("");
-    }
   } catch (err) {
     console.error("Dashboard laden fehlgeschlagen:", err);
   }