Remove vercel instructions, and advise users against using vercel.

https://x.com/rauchg/status/1972669025525158031

Author: scosman

README.md

@@ -260,7 +260,7 @@ If you find build, formatting or linting rules too tedious, you can disable enfo
 
 ## Deploy
 
-We have two documented options for deploying SaaS Starter: Cloudflare Pages and Vercel. However, it can be hosted anywhere you can host a SvelteKit app.
+We document the process of deploying SaaS Starter on Cloudflare Pages. However, it can be hosted anywhere you can host a SvelteKit app.
 
 Our [official demo](https://saasstarter.work) is hosted on Cloudflare Pages, and deployed each time the main branch is updated.
 
@@ -273,22 +273,16 @@ PUBLIC_SUPABASE_ANON_KEY, PRIVATE_SUPABASE_SERVICE_ROLE, and PRIVATE_STRIPE_API_
 
 Optional: enable [Cloudflare Analytics](https://www.cloudflare.com/en-ca/application-services/products/analytics/) for usage metrics.
 
-### Deploy to Vercel
-
-Deploy using Vercel's deploy button:
-
-[![Deploy with Vercel](https://vercel.com/button)](https://vercel.com/new/clone?repository-url=https%3A%2F%2Fgithub.com%2FCriticalMoments%2FCMSaasStarter&env=PUBLIC_SUPABASE_URL,PUBLIC_SUPABASE_ANON_KEY,PRIVATE_SUPABASE_SERVICE_ROLE,PRIVATE_STRIPE_API_KEY&envDescription=Each%20environment%20variable%20is%20documented%20in%20our%20quick%20start%20guide%3A%20https%3A%2F%2Fgithub.com%2FCriticalMoments%2FCMSaasStarter%3Ftab%3Dreadme-ov-file%23quick-start&envLink=https%3A%2F%2Fgithub.com%2FCriticalMoments%2FCMSaasStarter%3Ftab%3Dreadme-ov-file%23quick-start&demo-title=SaasStarter%20Demo&demo-description=A%20live%20demo%20of%20this%20template%2C%20deployed%20from%20the%20main%20branch.&demo-url=https%3A%2F%2Fsaasstarter.work&demo-image=https%3A%2F%2Fprivate-user-images.githubusercontent.com%2F848343%2F297197975-34944c09-df72-4ac2-9099-01d25d99911b.png%3Fjwt%3DeyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3MjE0NTAwMzMsIm5iZiI6MTcyMTQ0OTczMywicGF0aCI6Ii84NDgzNDMvMjk3MTk3OTc1LTM0OTQ0YzA5LWRmNzItNGFjMi05MDk5LTAxZDI1ZDk5OTExYi5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjQwNzIwJTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI0MDcyMFQwNDI4NTNaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT0zY2E4ZmY3YjVhMTc3YWE5YmI2MzI3YWE3MWQ2OWIzMjI3MGU2YzhmZDJjNjhlNDJhY2VjMDExMDk5ZjMyM2M4JlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCZhY3Rvcl9pZD0wJmtleV9pZD0wJnJlcG9faWQ9MCJ9.O8e9x5qFiij0TILjUncTOXjAs5Di2-8221K-N0YttbE)
-
-Here is a demo of of Saas Starter hosted on Vercel: [vercel.saasstarter.work](https://vercel.saasstarter.work)
-
 ### Deploy Alternatives
 
 If you prefer another host you can explore alternatives:
 
-- [SvelteKit official adapters](https://kit.svelte.dev/docs/adapters) including Netlify, Vercel, and Node
+- [SvelteKit official adapters](https://kit.svelte.dev/docs/adapters) including Netlify, Node, and more
 - [Community adapters](https://sveltesociety.dev/components#adapters) including Github pages, AppEngine, Azure, and more
 - [Supabase](https://supabase.com/docs/guides/getting-started/quickstarts/sveltekit) if you want one host for everything. Note: they do charge $10 a month for custom domains, unlike Cloudflare.
 
+We do not recommend using Vercel.
+
 ## Setup Emailer -- Optional
 
 SaaS Starter includes email capabilities for sending emails to users and admins.