Module 5 — Custom Domains, DNS Verification & Going Live

Deploying to a public domain is the crowning moment of vibe coding.

Configuring DNS A and CNAME records on Cloudflare, Namecheap, or Porkbun.
Enabling automatic SSL certificate issuance via Vercel or Lovable hosting.
Setting up Open Graph (OG) social preview images and favicon icons.
Verification checklist: verify Google OAuth redirect URIs, check Stripe live mode webhooks, and test on mobile.