fix(ui): payment due date calculation, datepicker colors, scrollable tabs, optional receipt, default today date

src/composables/usePersianDate.js

@@ -55,6 +55,10 @@ export function usePersianDate() {
 
   const jalaliToIso = (jalaliStr) => toGregorianIso(jalaliStr) || null;
 
+  const getTodayJalali = (formatStr = 'jYYYY/jMM/jDD') => {
+    return moment().locale('fa').format(formatStr);
+  };
+
   return {
     toPersianDigits,
     toLatinDigits,
@@ -62,6 +66,8 @@ export function usePersianDate() {
     formatJalaliWithTime,
     toJalaliPickerValue,
     toGregorianIso,
-    jalaliToIso
+    jalaliToIso,
+    getTodayJalali
   };
 }
+