feat: rename 'fee' to 'unitPrice' across purchase components and models

- Updated form component to use 'unitPrice' instead of 'fee'.
- Adjusted product charge row form fields and templates to reflect the new naming.
- Modified receipt template and related components to utilize 'unitPrice'.
- Changed models and interfaces to replace 'fee' with 'unitPrice'.
- Updated supplier invoice and statistics components to align with the new naming convention.
- Added new API routes for dashboard and statistics modules.

src/app.routes.ts

@@ -3,6 +3,7 @@ import { BANK_ACCOUNTS_ROUTES } from '@/modules/bankAccounts/constants';
 import { BANK_BRANCHES_ROUTES } from '@/modules/bankBranches/constants';
 import { CARDEX_ROUTES } from '@/modules/cardex/constants';
 import { CUSTOMERS_ROUTES } from '@/modules/customers/constants';
+import { DASHBOARD_ROUTES } from '@/modules/dashboard/constants';
 import { INVENTORIES_ROUTES } from '@/modules/inventories/constants';
 import { POSComponent } from '@/modules/pos/views/pos.component';
 import { PRODUCT_BRANDS_ROUTES } from '@/modules/productBrands/constants';
@@ -21,7 +22,8 @@ export const appRoutes: Routes = [
     path: '',
     component: AppLayout,
     children: [
-      { path: '', component: Dashboard },
+      { path: 'ng', component: Dashboard },
+      ...DASHBOARD_ROUTES,
       ...USERS_ROUTES,
       ...SUPPLIERS_ROUTES,
       ...PRODUCT_BRANDS_ROUTES,