Update src/app/page.tsx

Merge version_1 into main

src/app/page.tsx

@@ -187,6 +187,9 @@ export default function LandingPage() {
             {
               name: "email",              type: "email",              placeholder: "your@email.com",              required: true,
             },
+            {
+              name: "phone",              type: "tel",              placeholder: "Your Phone Number",              required: false,
+            },
           ]}
           textarea={{
             name: "message",            placeholder: "Tell us about your project...",            rows: 5,