feat: add count of relation(s) to each record

src/controllers/customer-branch-controller.ts

@@ -134,6 +134,7 @@ export class CustomerBranchController extends Controller {
           province: true,
           district: true,
           subDistrict: true,
+          _count: true,
         },
         where,
         take: pageSize,

src/controllers/customer-controller.ts

@@ -152,6 +152,7 @@ export class CustomerController extends Controller {
     const [result, total] = await prisma.$transaction([
       prisma.customer.findMany({
         include: {
+          _count: true,
           branch: includeBranch
             ? {
                 include: {