feat: RAG Chunk Browser — alle Collections + 59 EDPB/WP29/DSFA Eintraege

- rag-constants.ts: 11 → 59 EDPB/WP29/EDPS + 20 DSFA Muss-Listen
- ChunkBrowserQA: Dropdown von 3 auf 7 Collections erweitert
  (+ bp_dsfa_corpus, bp_compliance_recht, bp_legal_templates, bp_nibis_eh)
- page.tsx: Collection-Totals aktualisiert (datenschutz 17459, dsfa 8666)

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

admin-lehrer/app/(admin)/ai/rag/page.tsx

@@ -1384,20 +1384,19 @@ const isInRag = (code: string): boolean => code in REGULATIONS_IN_RAG
 // Helper: Get known chunk count for a regulation
 const getKnownChunks = (code: string): number => REGULATIONS_IN_RAG[code]?.chunks || 0
 
-// Known collection totals (updated: 2026-02-28)
-// Note: bp_compliance_ce and bp_compliance_datenschutz will increase after
-// industry compliance ingestion (Machinery Reg, Blue Guide, ENISA, NIST, OECD).
-// Update chunk counts after running ingest-industry-compliance.sh.
+// Known collection totals (updated: 2026-03-05)
+// Note: bp_compliance_datenschutz expanded via edpb-crawler.py (55 EDPB/WP29/EDPS documents).
+// bp_dsfa_corpus expanded with 20 DSFA Muss-Listen (BfDI + DSK + 16 Bundeslaender).
 const COLLECTION_TOTALS = {
   bp_compliance_gesetze: 58304,
   bp_compliance_ce: 18183,
   bp_legal_templates: 7689,
-  bp_compliance_datenschutz: 2448,
-  bp_dsfa_corpus: 7867,
+  bp_compliance_datenschutz: 17459,
+  bp_dsfa_corpus: 8666,
   bp_compliance_recht: 1425,
   bp_nibis_eh: 7996,
   total_legal: 76487, // gesetze + ce
-  total_all: 103912,
+  total_all: 119722,
 }
 
 // License display labels