finshing architecture for project now we have all layers to build profitionl project app,components ,hooks ,lib,services,styel ,types

lib/formatters.ts

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+
+/**
+ * Format an ISO date string as a localised Arabic date.
+ * @example fmtDate("2026-06-08T10:00:00Z") → "٨ يونيو ٢٠٢٦"
+ */
+export function fmtDate(iso: string): string {
+  return new Date(iso).toLocaleDateString("ar-SA", {
+    year: "numeric",
+    month: "short",
+    day: "numeric",
+  });
+}
+
+/**
+ * Format a numeric amount as Saudi Riyals.
+ * @example fmtAmount(1234.5) → "١٬٢٣٤٫٥٠ ر.س"
+ */
+export function fmtAmount(n: number): string {
+  return `${n.toFixed(2)} ر.س`;
+}