# Production Deployment Readiness Checklist

## Pre-Deployment (Due: 2026-08-10)
- [ ] All 12 DateTime violations fixed ✅ In progress (fork)
- [ ] Backend build passes 177/177 tests
- [ ] Frontend build passes 40/40 tests + Playwright
- [ ] Database migrations validated (fresh/upgrade)
- [ ] Architecture tests pass (SOLID, patterns, guardrails)

## Deployment Target
- **Server:** kartsell.taxbaik.com
- **DNS:** Already configured
- **TLS:** Certificate valid
- **Database:** PostgreSQL ready

## Deployment Steps
1. Stop current Host (if running)
2. Deploy binary + frontend bundle
3. Run DB migrations
4. Start Host in PRODUCTION mode (--configuration Release)
5. Verify health checks (http://kartsell.taxbaik.com/health)
6. Monitor shadow run results

## Rollback Plan
- N-1 binary snapshot
- Database migration rollback
- Traffic switch to previous version
- Alert ops team

## Post-Deployment
- [ ] Verify 200 OK responses
- [ ] Shadow run data export working
- [ ] Logs aggregating to SIEM
- [ ] Metrics visible in dashboards