Fix: Remove broken getKlausurApiUrl and clean up empty lines

sed replacement left orphaned hostname references in story page
and empty lines in getApiBase functions.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

admin-lehrer/app/(admin)/ai/test-quality/_components/GoldenTab.tsx

@@ -0,0 +1,77 @@
+'use client'
+
+import type { BQASMetrics } from '../types'
+import { IntentScoresChart } from './IntentScoresChart'
+import { FailedTestsList } from './FailedTestsList'
+
+export function GoldenTab({
+  goldenMetrics,
+  isRunningGolden,
+  runGoldenTests,
+}: {
+  goldenMetrics: BQASMetrics | null
+  isRunningGolden: boolean
+  runGoldenTests: () => void
+}) {
+  return (
+    <div className="space-y-6">
+      <div className="bg-white rounded-xl border border-slate-200 p-6">
+        <div className="flex items-center justify-between mb-6">
+          <div>
+            <h3 className="text-lg font-semibold text-slate-900">Golden Test Suite</h3>
+            <p className="text-sm text-slate-500">Validierte Referenz-Tests gegen definierte Erwartungen</p>
+          </div>
+          <button
+            onClick={runGoldenTests}
+            disabled={isRunningGolden}
+            className={`px-4 py-2 rounded-lg text-sm font-medium transition-all ${
+              isRunningGolden
+                ? 'bg-teal-100 text-teal-600 cursor-wait'
+                : 'bg-teal-600 text-white hover:bg-teal-700 active:scale-95'
+            }`}
+          >
+            {isRunningGolden ? 'Laeuft...' : 'Tests starten'}
+          </button>
+        </div>
+
+        {goldenMetrics && (
+          <>
+            <div className="grid grid-cols-2 md:grid-cols-5 gap-4 mb-6">
+              <div className="text-center p-4 bg-slate-50 rounded-lg">
+                <p className="text-2xl font-bold text-slate-900">{goldenMetrics.total_tests}</p>
+                <p className="text-xs text-slate-500">Tests</p>
+              </div>
+              <div className="text-center p-4 bg-emerald-50 rounded-lg">
+                <p className="text-2xl font-bold text-emerald-600">{goldenMetrics.passed_tests}</p>
+                <p className="text-xs text-slate-500">Bestanden</p>
+              </div>
+              <div className="text-center p-4 bg-red-50 rounded-lg">
+                <p className="text-2xl font-bold text-red-600">{goldenMetrics.failed_tests}</p>
+                <p className="text-xs text-slate-500">Fehlgeschlagen</p>
+              </div>
+              <div className="text-center p-4 bg-blue-50 rounded-lg">
+                <p className="text-2xl font-bold text-blue-600">{goldenMetrics.avg_intent_accuracy.toFixed(0)}%</p>
+                <p className="text-xs text-slate-500">Intent Accuracy</p>
+              </div>
+              <div className="text-center p-4 bg-purple-50 rounded-lg">
+                <p className="text-2xl font-bold text-purple-600">{goldenMetrics.avg_composite_score.toFixed(2)}</p>
+                <p className="text-xs text-slate-500">Composite Score</p>
+              </div>
+            </div>
+
+            <div className="grid grid-cols-1 lg:grid-cols-2 gap-6">
+              <div>
+                <h4 className="font-medium text-slate-900 mb-4">Scores nach Intent</h4>
+                <IntentScoresChart scores={goldenMetrics.scores_by_intent} />
+              </div>
+              <div>
+                <h4 className="font-medium text-slate-900 mb-4">Fehlgeschlagene Tests ({goldenMetrics.failed_tests})</h4>
+                <FailedTestsList testIds={goldenMetrics.failed_test_ids} />
+              </div>
+            </div>
+          </>
+        )}
+      </div>
+    </div>
+  )
+}