Update src/app/page.tsx

Merge version_6 into main

src/app/page.tsx

@@ -22,12 +22,19 @@ export default function LandingPage() {
   const handleReserve = async () => {
     const message = encodeURIComponent(`Hello, I would like to book a table at Shaffa. \nName: ${name}\nEmail: ${email}\nMobile: ${mobile}\nGuests: ${guests}`);
     
-    // Send email via simple API request
+    // Send email via API request
     try {
-      await fetch('/api/send-booking', {
+      const response = await fetch('/api/send-booking', {
         method: 'POST',
+        headers: {
+          'Content-Type': 'application/json',
+        },
         body: JSON.stringify({ name, email, mobile, guests, to: 'isittrueorjust@gmail.com' }),
       });
+      
+      if (!response.ok) {
+          console.error("Server error during booking submission");
+      }
     } catch (e) {
       console.error("Failed to send email", e);
     }