fix(dates): enforce standard Iranian calendar dates for default values and monthly range

src/composables/usePersianDate.js

@@ -35,7 +35,7 @@ export function usePersianDate() {
   const toJalaliPickerValue = (value) => {
     if (!value) return '';
     try {
-      return moment(value).locale('fa').format('jYYYY/jMM/jDD');
+      return toLatinDigits(moment(value).locale('fa').format('jYYYY/jMM/jDD'));
     } catch (e) {
       return '';
     }
@@ -56,7 +56,11 @@ export function usePersianDate() {
   const jalaliToIso = (jalaliStr) => toGregorianIso(jalaliStr) || null;
 
   const getTodayJalali = (formatStr = 'jYYYY/jMM/jDD') => {
-    return moment().locale('fa').format(formatStr);
+    return toLatinDigits(moment().locale('fa').format(formatStr));
+  };
+
+  const getStartOfJalaliMonth = (formatStr = 'jYYYY/jMM/jDD') => {
+    return toLatinDigits(moment().startOf('jMonth').locale('fa').format(formatStr));
   };
 
   return {
@@ -67,7 +71,9 @@ export function usePersianDate() {
     toJalaliPickerValue,
     toGregorianIso,
     jalaliToIso,
-    getTodayJalali
+    getTodayJalali,
+    getStartOfJalaliMonth
   };
 }
 
+