add tip for deployment protection

Author: hughescoin

docs/mini-apps/quickstart/create-new-miniapp.mdx

@@ -140,6 +140,7 @@ export const minikitConfig = {
 ```bash Terminal
 vercel --prod
 ```
+<Tip>Ensure that Vercel's **Deployment Protection** is off by going to the Vercel dashboard for your project and navigating to Settings -> Deployment Protection and toggling "Vercel Authentication" to off and click save. </Tip>
 </Step>
 
 <Step title="Preview Your App">