feat(appointment): add city_id to appointment payload and update ProvinceProvider for city context

components/appointment/detail/SubmitData.js

@@ -5,9 +5,11 @@ import ArrowLeftB from "@/components/icons/ArrowLeftB";
 import { request } from "@/services/response";
 import Cookies from "js-cookie";
 import { setAccessToken } from "@/lib/tokenStore";
+import { useProvince } from "@/context/ProvinceProvider";
 
 function SubmitData({ setStep, data, prevData, setErrors, doctor, isForAnother, selectedSlot, selectedDate, setAppointmentId, setAppointmentExpiresAt }) {
   const [loading, setLoading] = useState(false);
+  const { cityId } = useProvince();
   const newStep = () => setStep((prev) => prev + 1);
 
   const refreshAccessToken = async () => {
@@ -142,6 +144,8 @@ function SubmitData({ setStep, data, prevData, setErrors, doctor, isForAnother,
           // کد ملی و جنسیت در هر دو حالت (خودِ بیمار / شخص دیگر) الزامی است.
           patient_national_code: data?.national_code?.value || "",
           patient_gender: data?.gender?.value?.id || data?.gender?.value || "",
+          // شناسه‌ی شهرِ دامنه‌ی جاری؛ backend برای گاردِ پورسانت نماینده استفاده می‌کند.
+          city_id: cityId ?? null,
           ...(isForAnother
             ? {
                 patient_name: [data?.name?.value, data?.family?.value].filter(Boolean).join(" ").trim(),