vercel-deployment

Vercel deployment configuration, preview environments, and edge functions. Covers vercel.json and vercel.ts configuration, rewrites, redirects, headers, environment variables across production/preview/development, custom domains, DNS setup, edge and serverless functions, Vercel CLI, GitHub Actions CI/CD, and monorepo deployments. Use when deploying to Vercel, configuring builds, setting up preview branches, managing environment variables, configuring custom domains, or using edge/serverless functions. Use for vercel, deploy, preview, edge-function, serverless, vercel-json, environment-variables, domains, monorepo.