Fix contact phone tel: links when API returns non-string values.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/app/contact/page.tsx

@@ -56,16 +56,19 @@ export default async function ContactPage() {
               <div>
                 <p className="font-bold text-brand-ink">تلفن</p>
                 <div className="mt-1 space-y-1">
-                  {phones.map((phone) => (
+                  {phones.map((phone) => {
+                    const phoneText = String(phone ?? "")
+                    return (
                     <a
-                      key={phone}
+                      key={phoneText}
-                      href={`tel:${phone.replace(/\s/g, "")}`}
+                      href={`tel:${phoneText.replace(/\s/g, "")}`}
                       className="latin-digits block text-brand"
                       dir="ltr"
                     >
-                      {phone}
+                      {phoneText}
                     </a>
-                  ))}
+                    )
+                  })}
                 </div>
               </div>