[CLAUDE] Supplier: import v2 — Mig 64 publish/draft + dedup-MST + template + file mẫu

- Mig 64 AddSupplierPublishState: +IsPublic (draft/public); backfill 22 prod->public; filtered-unique doi [Code]<>'' (cho phep nhieu nhap Code=''); no new table (89).
- Import v2: dedup MST-primary + Code-backstop (chong 500 unique-violation); re-bake 30 token header THAT byte-exact (LayoutValid khop file that); nhap Ma NCC per-row (=Code); thieu Ma NCC->nhap (IsPublic=false); MST thieu->canh bao mem (MstMissing).
- PublishSupplierCommand rieng (ne #73 clobber); GET /suppliers/import/template (BE-gen xlsx 30-col).
- FE 2-app SHA-mirror: badge Public/Nhap; nut Cong bo; filter; nut Tai file mau; cot Ma editable; canh bao MST. Picker PE + tao HD loc published=true (an nhap -> ma HD khong dinh Code rong). CreateSupplier set IsPublic=true.
- authz D3: import/preview/confirm/template/publish = Policy Suppliers.Update (khop FE PermissionGuard, het 403).
- Tests +19 (477 PASS): dedup T1-T7, publish-guard, list-filter, all-or-nothing, LayoutValid. Fix null-Code NRE (path R4 loi).

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

fe-user/src/components/pe/PeDetailTabs.tsx

@@ -2219,7 +2219,7 @@ function AddSupplierDialog({ evaluationId, detailId, onClose }: {
   const qc = useQueryClient()
   const suppliers = useQuery({
     queryKey: ['all-suppliers'],
-    queryFn: async () => (await api.get<{ items: Supplier[] }>('/suppliers', { params: { pageSize: 1000 } })).data.items,
+    queryFn: async () => (await api.get<{ items: Supplier[] }>('/suppliers', { params: { pageSize: 1000, published: true } })).data.items, // S113 R4: chỉ NCC đã công bố (ẩn nháp)
   })
   const [form, setForm] = useState({
     supplierId: '',