klaviyo-deploy-integration

# Klaviyo Deploy Integration ## Overview Deploy Klaviyo-powered applications to Vercel, Fly.io, and Google Cloud Run with proper secrets management and health checks. ## Prerequisites - Klaviyo production API key (`pk_*`) - Platform CLI installed (`vercel`, `fly`, or `gcloud`) - Application tested with `klaviyo-api` SDK - `klaviyo-prod-checklist` completed ## Instructions ### Vercel Deployment ```bash # 1. Add secrets to Vercel project vercel env add KLAVIYO_PRIVATE_KEY production # Paste your pk_*** key when prompted vercel env add KLAVIYO_WEBHOOK_SIGNING_SECRET production # Paste your whsec_*** secret # 2. Configure vercel.json ``` ```json { "env": { "KLAVIYO_PRIVATE_KEY": "@klaviyo_private_key" }, "functions": { "api/**/*.ts": { "maxDuration": 30 } }, "rewrites": [ { "source": "/webhooks/klaviyo", "destination": "/api/webhooks/klaviyo" } ] } ``` ```bash # 3. Deploy vercel --prod # 4. Verify health curl -s https://your-app.vercel.app/api/health | jq '.services.klaviyo' ``` #### Vercel Webhook Handler (Edge-compatible) ```typescript // api/webhooks/klaviyo.ts (Vercel serverless function) import crypto from 'crypto'; export const config = { api: { bodyParser: false } }; export default async function handler(req: any, res: any) { if (req.method !== 'POST') return res.status(405).end(); const chunks: Buffer[] = []; for await (const chunk of req) chunks.push(chunk); const body = Buffer.concat(chunks); // Verify HMAC-S...