feat: add internal finance ledger for accounts, claims, and payroll

Keep booked income and expense separate from cash balances, with installments, recurring items, and reports.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/web/src/lib/nav-hubs.ts

@@ -354,6 +354,14 @@ export const NAV_HUBS: NavHubDef[] = [
         tint: 'sky',
         module: 'cheques',
       },
+      {
+        to: '/finance',
+        title: 'مدیریت مالی',
+        desc: 'صندوق، درآمد و هزینه داخلی',
+        icon: 'dollar',
+        tint: 'mint',
+        admin: true,
+      },
       {
         to: '/reservations',
         title: 'رزرو و نوبت‌دهی',