feat: unify currency display to toman across the application

app/dashboard/page.js

@@ -6,6 +6,7 @@ import { removeToken } from "@/utils";
 import { cookies } from "next/headers";
 import { redirect } from "next/navigation";
 import { fetchReq } from "@/lib/req";
+import { rialToToman } from "@/lib/money";
 import { safeJsonParse } from "@/lib/sanitize";
 import { buildPatientUser } from "@/lib/representationAdapters";
 import { getServerAccessToken } from "@/lib/serverToken";
@@ -44,7 +45,7 @@ export default async function Dashboard({ searchParams }) {
   const totalRials = payments
     .filter((p) => p.status === "success")
     .reduce((sum, p) => sum + (Number(p.amount_rials) || 0), 0);
-  const totalTransactions = Math.round(totalRials / 10); // ریال → تومان
+  const totalTransactions = rialToToman(totalRials); // ریال → تومان
 
   const extras = {
     mobile: userInfo?.mobile_number ?? "",