add approve.

APP/src/app/shared/i18n/option-lists.ts

@@ -22,6 +22,18 @@ export const EXPENSE_STATUS_OPTIONS: readonly BilingualOption[] = [
   { value: 'Rejected',        label: 'Rejected/已拒絕' },
 ];
 
+// Expense reject reason templates. For preset reasons the `value` is stored verbatim into
+// ReviewNotes; selecting 'Other' switches the dialog to a free-text box.
+export const EXPENSE_REJECT_REASON_OPTIONS: readonly BilingualOption[] = [
+  { value: 'Receipt unclear, please retake', label: 'Receipt unclear/收據不夠清楚' },
+  { value: 'Amount does not match receipt',  label: 'Amount mismatch/金額不符' },
+  { value: 'Receipt missing',                label: 'Receipt missing/缺少收據' },
+  { value: 'Wrong category or ministry',     label: 'Wrong category/分類錯誤' },
+  { value: 'Duplicate submission',           label: 'Duplicate/重複申請' },
+  { value: 'Needs more information',          label: 'Needs more info/需補充說明' },
+  { value: 'Other',                          label: 'Other/其他' },
+];
+
 export const CHECK_STATUS_OPTIONS: readonly BilingualOption[] = [
   { value: 'Issued', label: 'Issued/已開立' },
   { value: 'Voided', label: 'Voided/已作廢' },