Update app.py

app.py

@@ -243,8 +243,18 @@ def modal_js():
             totalCostElement.innerText = `Total Cart Cost: $${totalCartCost.toFixed(2)}`;
         }
         function proceedToCheckout() {
-            alert("Proceeding to checkout...");
-        }
+            // Build the cart summary string with item details
+            const cartSummary = cart.map(item => `
+                ${item.name} (x${item.quantity}) - $${item.totalCost.toFixed(2)}
+                Extras: ${item.extras.map(extra => extra.name).join(', ') || 'None'}
+                Instructions: ${item.instructions || 'None'}
+            `).join('\n');
+
+            // Show an alert with the cart summary
+            alert(`Proceeding to checkout...\n\nCart Summary:\n\n${cartSummary}\n\nTotal Cost: $${totalCartCost.toFixed(2)}`);
+         }
+
+       
         // Reset all selected add-ons when opening a new item modal
         function resetAddOns() {
             const checkboxes = document.querySelectorAll('input[name="biryani-extra"]');