Initial commit: Arad Arisman corporate website

Next.js site for Arad Arisman (livestock/poultry feed supplements) with:
- Homepage with full-screen image slider, product/category showcases, stats
- About, Contact pages
- Products catalog with pagination and detail pages
- Blog with pagination and detail pages
- RTL Persian layout with Vazirmatn font

postcss.config.mjs

@@ -0,0 +1,7 @@
+const config = {
+  plugins: {
+    "@tailwindcss/postcss": {},
+  },
+};
+
+export default config;