Connect Meshkee catalog, customer login, and SEO sitemap config.

Wire products and articles to the public API, send guests to the customer portal, and publish sitemap-config for Meshkee nginx.

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

src/components/PromoBanner.tsx

@@ -9,7 +9,7 @@ export default function PromoBanner() {
         <Link href="/products" className="hidden p-12 lg:block">
           <Image
             src="/images/promo-banner.png"
-            alt="سوهان صالح نیا"
+            alt="محصولات سوهان صالح نیا"
             width={904}
             height={234}
             className="my-3 w-full rounded-[20px]"
@@ -18,7 +18,7 @@ export default function PromoBanner() {
         <Link href="/products" className="lg:hidden">
           <Image
             src="/images/promo-banner.png"
-            alt="سوهان صالح نیا"
+            alt="محصولات سوهان صالح نیا"
             width={904}
             height={234}
             className="my-3 w-full rounded-[10px]"