feat: custom worker count (#46)

* feat: add worker max type

* feat: add default worker max

* refactor: support adjustable worker max

* refactor: bind worker max to form data

src/stores/quotations/types.ts

@@ -351,6 +351,7 @@ export type QuotationPayload = {
   registeredBranchId: string;
   urgent: boolean;
   worker: EmployeeWorker[];
+  workerMax: number | null;
   _count: { worker: number };
   discount?: number;
   payBillDate?: Date | null;