Admin Dashboard weiter reduziert: Statistik-Karten entfernt, nur noch Header und Benutzerverwaltung

frontend/src/pages/AdminDashboardPage.tsx

@@ -1,37 +1,7 @@
-import { useEffect, useState } from "react";
 import { useNavigate } from "react-router-dom";
-import { apiGet } from "../lib/api";
-import type { DashboardOverview } from "../lib/types";
-
-interface AdminStats {
-  totalSamples: number;
-  openSamples: number;
-  completedToday: number;
-  nextSampleNumber: number;
-}
 
 export default function AdminDashboardPage() {
   const navigate = useNavigate();
-  const [stats, setStats] = useState<AdminStats | null>(null);
-  const [loading, setLoading] = useState(true);
-
-  useEffect(() => {
-    async function loadStats() {
-      try {
-        const dashboard = await apiGet<DashboardOverview>("/dashboard");
-        setStats({
-          totalSamples: dashboard.nextSampleNumber - 1,
-          openSamples: dashboard.openSamples,
-          completedToday: dashboard.completedToday,
-          nextSampleNumber: dashboard.nextSampleNumber,
-        });
-      } finally {
-        setLoading(false);
-      }
-    }
-
-    void loadStats();
-  }, []);
 
   const adminModules = [
     {
@@ -56,28 +26,6 @@ export default function AdminDashboardPage() {
         </div>
       </section>
 
-      {/* Statistik-Karten */}
-      <section className="metrics-grid admin-metrics">
-        <article className="metric-card metric-card--primary">
-          <span className="metric-card__label">Nächste Probennummer</span>
-          <strong className="metric-card__value--large">
-            {loading ? "..." : stats?.nextSampleNumber}
-          </strong>
-        </article>
-        <article className="metric-card">
-          <span className="metric-card__label">Offene Proben</span>
-          <strong>{loading ? "..." : stats?.openSamples}</strong>
-        </article>
-        <article className="metric-card">
-          <span className="metric-card__label">Heute abgeschlossen</span>
-          <strong>{loading ? "..." : stats?.completedToday}</strong>
-        </article>
-        <article className="metric-card">
-          <span className="metric-card__label">Gesamtproben</span>
-          <strong>{loading ? "..." : stats?.totalSamples}</strong>
-        </article>
-      </section>
-
       {/* Admin Module Grid */}
       <section className="admin-modules-section">
         <div className="section-card__header">