fix(compliance-check): batch LLM verification + increase poll timeout

- LLM verify now sends ALL failed checks in one batched call instead of
  one Ollama call per check (80+ calls → 1 per document)
- Increase frontend poll timeout from 6 min to 15 min

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

admin-compliance/app/sdk/agent/_components/ComplianceCheckTab.tsx

@@ -202,9 +202,9 @@ export function ComplianceCheckTab() {
       setActiveCheckId(check_id)
       localStorage.setItem(STORAGE_KEY_CHECK_ID, check_id)
 
-      // Poll for results
+      // Poll for results (max 15 min = 300 polls x 3s)
       let attempts = 0
-      while (attempts < 120) {
+      while (attempts < 300) {
         await new Promise(r => setTimeout(r, 3000))
         const pollRes = await fetch(`/api/sdk/v1/agent/compliance-check?check_id=${check_id}`)
         if (!pollRes.ok) { attempts++; continue }
@@ -235,9 +235,9 @@ export function ComplianceCheckTab() {
         }
         attempts++
       }
-      if (attempts >= 120) {
+      if (attempts >= 300) {
         localStorage.removeItem(STORAGE_KEY_CHECK_ID); setActiveCheckId('')
-        throw new Error('Zeitlimit ueberschritten')
+        throw new Error('Zeitlimit ueberschritten (15 Min)')
       }
     } catch (e) {
       setError(e instanceof Error ? e.message : 'Unbekannter Fehler')