refactor(admin): split evidence, process-tasks, iace/hazards pages

Extract components and hooks into _components/ and _hooks/ subdirectories
to reduce each page.tsx to under 500 LOC (was 1545/1383/1316).

Final line counts: evidence=213, process-tasks=304, hazards=157.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

admin-compliance/app/sdk/evidence/_components/MappingTab.tsx

@@ -0,0 +1,73 @@
+'use client'
+
+import type { EvidenceMapping, CoverageReport } from './EvidenceTypes'
+
+export function MappingTab({
+  mappings,
+  coverageReport,
+}: {
+  mappings: EvidenceMapping[]
+  coverageReport: CoverageReport | null
+}) {
+  return (
+    <>
+      {coverageReport && (
+        <div className="grid grid-cols-1 md:grid-cols-4 gap-4">
+          <div className="bg-white rounded-xl border border-gray-200 p-6">
+            <p className="text-sm text-gray-500">Gesamt Controls</p>
+            <p className="text-3xl font-bold text-gray-900">{coverageReport.total_controls}</p>
+          </div>
+          <div className="bg-white rounded-xl border border-green-200 p-6">
+            <p className="text-sm text-green-600">Mit Nachweis</p>
+            <p className="text-3xl font-bold text-green-600">{coverageReport.controls_with_evidence}</p>
+          </div>
+          <div className="bg-white rounded-xl border border-red-200 p-6">
+            <p className="text-sm text-red-600">Ohne Nachweis</p>
+            <p className="text-3xl font-bold text-red-600">{coverageReport.controls_without_evidence}</p>
+          </div>
+          <div className="bg-white rounded-xl border border-purple-200 p-6">
+            <p className="text-sm text-purple-600">Abdeckung</p>
+            <p className="text-3xl font-bold text-purple-600">{coverageReport.coverage_percent.toFixed(0)}%</p>
+          </div>
+        </div>
+      )}
+
+      <div className="bg-white rounded-xl shadow-sm border overflow-hidden">
+        <div className="p-4 border-b">
+          <h3 className="font-semibold text-gray-900">Evidence-Control-Verknuepfungen ({mappings.length})</h3>
+        </div>
+        {mappings.length === 0 ? (
+          <div className="p-8 text-center text-gray-500">
+            <p>Noch keine Verknuepfungen erstellt.</p>
+            <p className="text-sm mt-1">Fuehren Sie automatische Checks aus, um Nachweise automatisch mit Controls zu verknuepfen.</p>
+          </div>
+        ) : (
+          <table className="w-full">
+            <thead className="bg-gray-50">
+              <tr>
+                <th className="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase">Control</th>
+                <th className="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase">Evidence</th>
+                <th className="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase">Typ</th>
+                <th className="px-4 py-3 text-left text-xs font-medium text-gray-500 uppercase">Verifiziert</th>
+              </tr>
+            </thead>
+            <tbody className="divide-y divide-gray-200">
+              {mappings.map(m => (
+                <tr key={m.id} className="hover:bg-gray-50">
+                  <td className="px-4 py-3 font-mono text-sm text-purple-600">{m.control_code}</td>
+                  <td className="px-4 py-3 text-sm text-gray-700">{m.evidence_id.slice(0, 8)}...</td>
+                  <td className="px-4 py-3">
+                    <span className="px-2 py-0.5 text-xs rounded bg-blue-100 text-blue-700">{m.mapping_type}</span>
+                  </td>
+                  <td className="px-4 py-3 text-sm text-gray-500">
+                    {m.verified_at ? `${new Date(m.verified_at).toLocaleDateString('de-DE')} von ${m.verified_by || '—'}` : 'Ausstehend'}
+                  </td>
+                </tr>
+              ))}
+            </tbody>
+          </table>
+        )}
+      </div>
+    </>
+  )
+}