[CLAUDE] PE: readOnly mode cho menu 'Duyet' (pendingMe=1)

User request: 'Menu duyet cua NCC -> chi de duyet thoi nhe khong co cac
action them sua j vao'.

Them readOnly prop vao PeDetailTabs — propagate xuong 3 sub-component
(InfoTab / SuppliersTab / ItemsTab) + SupplierAttachmentsCell. URL
pendingMe=1 (menu 'Duyet') → set readOnly=true.

Hide khi readOnly:
 - Header: [Sua header] [Xoa] button
 - SuppliersTab: [+ Them NCC] button + action column (Check winner/Pencil
   edit/Trash delete per row)
 - ItemsTab: [+ Them hang muc] button + action column (Pencil/Trash per
   row) + click cell bao gia popup
 - SupplierAttachmentsCell: [+ Them file] button + Trash delete icon
   (giu download tren file name)
 - InfoTab: [Tao HD tu phieu] button

Giu:
 - Moi thong tin doc-only
 - Download file dinh kem (click ten file)
 - Panel 3: Quy trinh + transition button (de action duyet phase)
 - [Dong] button
 - Chip 'che do duyet' gan phase badge de user biet mode

Mirror fe-admin + fe-user.

fe-admin/src/pages/pe/PurchaseEvaluationsListPage.tsx

@@ -204,6 +204,7 @@ export function PurchaseEvaluationsListPage() {
               evaluation={detail.data}
               onBack={() => setParam('id', null)}
               onDelete={() => del.mutate(detail.data!.id)}
+              readOnly={pendingMe}
             />
           )}
         </main>