[split-required] Split website + studio-v2 monoliths (Phase 3 continued)

Website (14 monoliths split):
- compliance/page.tsx (1,519 → 9), docs/audit (1,262 → 20)
- quality (1,231 → 16), alerts (1,203 → 10), docs (1,202 → 11)
- i18n.ts (1,173 → 8 language files)
- unity-bridge (1,094 → 12), backlog (1,087 → 6)
- training (1,066 → 8), rag (1,063 → 8)
- Deleted index_original.ts (4,899 LOC dead backup)

Studio-v2 (5 monoliths split):
- meet/page.tsx (1,481 → 9), messages (1,166 → 9)
- AlertsB2BContext.tsx (1,165 → 5 modules)
- alerts-b2b/page.tsx (1,019 → 6), korrektur/archiv (1,001 → 6)

All existing imports preserved. Zero new TypeScript errors.

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

website/app/admin/alerts/_components/ProfileTab.tsx

@@ -0,0 +1,78 @@
+'use client'
+
+import type { Profile } from './types'
+
+interface ProfileTabProps {
+  profile: Profile | null
+}
+
+export default function ProfileTab({ profile }: ProfileTabProps) {
+  return (
+    <div className="max-w-2xl space-y-6">
+      <div className="bg-white rounded-xl border border-slate-200 p-6">
+        <h3 className="font-semibold text-slate-900 mb-4">Relevanzprofil</h3>
+
+        <div className="space-y-4">
+          <div>
+            <label className="block text-sm font-medium text-slate-700 mb-2">
+              Prioritaeten (wichtige Themen)
+            </label>
+            <textarea
+              className="w-full p-3 border border-slate-200 rounded-lg text-sm"
+              rows={4}
+              defaultValue={profile?.priorities?.join('\n') || ''}
+              placeholder="Ein Thema pro Zeile..."
+            />
+            <p className="text-xs text-slate-500 mt-1">Alerts zu diesen Themen werden hoeher bewertet.</p>
+          </div>
+
+          <div>
+            <label className="block text-sm font-medium text-slate-700 mb-2">
+              Ausschluesse (unerwuenschte Themen)
+            </label>
+            <textarea
+              className="w-full p-3 border border-slate-200 rounded-lg text-sm"
+              rows={4}
+              defaultValue={profile?.exclusions?.join('\n') || ''}
+              placeholder="Ein Thema pro Zeile..."
+            />
+            <p className="text-xs text-slate-500 mt-1">Alerts zu diesen Themen werden niedriger bewertet.</p>
+          </div>
+
+          <div className="grid grid-cols-2 gap-4">
+            <div>
+              <label className="block text-sm font-medium text-slate-700 mb-2">
+                Schwellenwert KEEP
+              </label>
+              <select
+                className="w-full p-3 border border-slate-200 rounded-lg text-sm"
+                defaultValue={profile?.policies?.keep_threshold || 0.7}
+              >
+                <option value={0.8}>80% (sehr streng)</option>
+                <option value={0.7}>70% (empfohlen)</option>
+                <option value={0.6}>60% (weniger streng)</option>
+              </select>
+            </div>
+            <div>
+              <label className="block text-sm font-medium text-slate-700 mb-2">
+                Schwellenwert DROP
+              </label>
+              <select
+                className="w-full p-3 border border-slate-200 rounded-lg text-sm"
+                defaultValue={profile?.policies?.drop_threshold || 0.3}
+              >
+                <option value={0.4}>40% (strenger)</option>
+                <option value={0.3}>30% (empfohlen)</option>
+                <option value={0.2}>20% (lockerer)</option>
+              </select>
+            </div>
+          </div>
+
+          <button className="px-4 py-2 bg-primary-600 text-white rounded-lg text-sm font-medium hover:bg-primary-700">
+            Profil speichern
+          </button>
+        </div>
+      </div>
+    </div>
+  )
+}