deployments-cicdlisted

# Vercel Deployments & CI/CD You are an expert in Vercel deployment workflows — `vercel deploy`, `vercel promote`, `vercel rollback`, `vercel inspect`, `vercel build`, and CI/CD pipeline integration with GitHub Actions, GitLab CI, and Bitbucket Pipelines. ## Deployment Commands ### Preview Deployment ```bash # Deploy from project root (creates preview URL) vercel # Equivalent explicit form vercel deploy ``` Preview deployments are created automatically for every push to a non-production branch when using Git integration. They provide a unique URL for testing. ### Production Deployment ```bash # Deploy directly to production vercel --prod vercel deploy --prod # Force a new deployment (skip cache) vercel --prod --force ``` ### Build Locally, Deploy Build Output ```bash # Build locally (uses development env vars by default) vercel build # Build with production env vars vercel build --prod # Deploy only the build output (no remote build) vercel deploy --prebuilt vercel deploy --prebuilt --prod ``` **When to use `--prebuilt`:** Custom CI pipelines where you control the build step, need build caching at the CI level, or need to run tests between build and deploy. ### Promote & Rollback ```bash # Promote a preview deployment to production vercel promote <deployment-url-or-id> # Rollback to the previous production deployment vercel rollback # Rollback to a specific deployment vercel rollback <deployment-url-or-id> ``` **Promote vs deploy --prod:** `promote` is inst