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SealGuard Deployment Checklist

Use this checklist to ensure a successful deployment of SealGuard to production.

Pre-Deployment Setup

1. Account Setup

  • Vercel Account: Created and verified
  • Railway/Render Account: Created and verified
  • WalletConnect Project: Created at cloud.walletconnect.com
  • Pinata Account: Created for IPFS services
  • RPC Provider: Alchemy/Infura/QuickNode account setup

2. Environment Variables Preparation

Frontend Variables

  • NEXT_PUBLIC_WALLETCONNECT_PROJECT_ID
  • NEXT_PUBLIC_REGISTRY_CONTRACT
  • NEXT_PUBLIC_ACCESS_CONTROL_CONTRACT
  • NEXT_PUBLIC_DEFAULT_CHAIN_ID
  • NEXT_PUBLIC_ETHEREUM_RPC
  • NEXT_PUBLIC_SEPOLIA_RPC
  • NEXT_PUBLIC_POLYGON_RPC
  • NEXT_PUBLIC_IPFS_GATEWAY
  • NEXT_PUBLIC_APP_URL

Backend Variables

  • NODE_ENV=production
  • PORT (auto-set by platform)
  • FRONTEND_URL
  • PINATA_API_KEY
  • PINATA_SECRET_API_KEY
  • IPFS_GATEWAY_URL
  • MAX_FILE_SIZE
  • RATE_LIMIT_MAX_REQUESTS

3. Smart Contracts

  • Contracts Deployed: Registry and Access Control contracts
  • Contract Addresses: Noted and ready for frontend config
  • Contract Verification: Verified on block explorer
  • Test Transactions: Confirmed contracts work correctly

Backend Deployment

Railway Deployment

  • Railway CLI Installed: npm install -g @railway/cli
  • Railway Login: railway login
  • Project Created: railway init in backend directory
  • Environment Variables Set: All backend variables configured
  • Deployment: railway up
  • Health Check: /health endpoint responds with 200
  • IPFS Test: Upload endpoint works correctly

Render Deployment (Alternative)

  • GitHub Repository: Connected to Render
  • Web Service Created: Using render.yaml configuration
  • Environment Variables Set: All backend variables configured
  • Deployment: Triggered from Render dashboard
  • Health Check: /health endpoint responds with 200
  • IPFS Test: Upload endpoint works correctly

Backend Verification

  • Service Status: Backend service is running
  • Logs Check: No critical errors in logs
  • CORS Configuration: Frontend domain allowed
  • Rate Limiting: Working as expected
  • File Upload: IPFS integration functional
  • Error Handling: Proper error responses

Frontend Deployment

Vercel Deployment

  • Vercel CLI Installed: npm install -g vercel
  • Vercel Login: vercel login
  • Project Setup: Connected to GitHub or deployed via CLI
  • Build Configuration: Framework preset set to Next.js
  • Root Directory: Set to src/frontend
  • Environment Variables: All frontend variables configured
  • Backend URL Updated: NEXT_PUBLIC_BACKEND_URL points to deployed backend
  • Deployment: Successful build and deployment

Frontend Verification

  • Site Loading: Homepage loads without errors
  • Wallet Connection: WalletConnect integration works
  • Web3 Functionality: Can connect to blockchain
  • Contract Interaction: Can interact with smart contracts
  • File Upload: IPFS upload through backend works
  • Responsive Design: Works on mobile and desktop
  • Performance: Lighthouse score > 90

Post-Deployment Configuration

Domain & SSL

  • Custom Domain: Configured in Vercel (if applicable)
  • DNS Records: Updated to point to Vercel
  • SSL Certificate: Automatically provisioned by Vercel
  • HTTPS Redirect: Enabled and working

Security

  • Environment Variables: No secrets exposed in frontend
  • CORS Policy: Properly configured and restrictive
  • Rate Limiting: Active and properly configured
  • Security Headers: Implemented via Vercel config
  • Content Security Policy: Configured and tested

Monitoring & Analytics

  • Vercel Analytics: Enabled for frontend monitoring
  • Error Tracking: Consider Sentry integration
  • Uptime Monitoring: Set up external monitoring
  • Performance Monitoring: Regular Lighthouse audits
  • Log Monitoring: Backend logs accessible and monitored

Testing & Validation

Functional Testing

  • Wallet Connection: Test with multiple wallet providers
  • Document Upload: Upload various file types and sizes
  • Document Verification: Verify uploaded documents
  • Smart Contract Calls: All contract interactions work
  • IPFS Retrieval: Documents can be retrieved from IPFS
  • Error Handling: Graceful error handling throughout

Cross-Browser Testing

  • Chrome: Full functionality verified
  • Firefox: Full functionality verified
  • Safari: Full functionality verified
  • Edge: Full functionality verified
  • Mobile Browsers: Responsive design and functionality

Network Testing

  • Mainnet: If deploying to mainnet
  • Testnet: Sepolia/Polygon Mumbai functionality
  • Network Switching: Wallet network switching works
  • RPC Failover: Backup RPC endpoints configured

Performance Optimization

Frontend Optimization

  • Bundle Size: Optimized and under reasonable limits
  • Image Optimization: Next.js Image component used
  • Code Splitting: Implemented for better loading
  • Caching: Proper cache headers configured
  • CDN: Vercel CDN properly configured

Backend Optimization

  • Response Times: API responses under 500ms
  • File Upload Limits: Appropriate size limits set
  • Memory Usage: Within platform limits
  • Database Connections: N/A (Web3-native, no database)
  • IPFS Performance: Fast upload and retrieval

Documentation & Maintenance

Documentation Updates

  • README: Updated with deployment URLs
  • API Documentation: Updated with production endpoints
  • User Guide: Updated with production features
  • Developer Guide: Deployment instructions verified

Backup & Recovery

  • Code Repository: Latest code pushed to GitHub
  • Environment Variables: Securely backed up
  • Smart Contract Code: Verified and backed up
  • IPFS Content: Properly pinned and backed up

Monitoring Setup

  • Health Checks: Automated health monitoring
  • Alert System: Notifications for downtime/errors
  • Performance Metrics: Baseline metrics established
  • Usage Analytics: User behavior tracking (privacy-compliant)

Go-Live Checklist

Final Verification

  • All Tests Pass: Comprehensive testing completed
  • Performance Acceptable: Load times and responsiveness good
  • Security Verified: No vulnerabilities detected
  • Monitoring Active: All monitoring systems operational
  • Team Notified: All stakeholders informed of go-live

Launch

  • DNS Propagation: Custom domain fully propagated
  • Social Media: Announcement posts prepared
  • User Communication: Users notified of new deployment
  • Support Ready: Support team briefed on new features

Post-Launch

  • Monitor First 24h: Closely monitor for issues
  • User Feedback: Collect and address initial feedback
  • Performance Review: Analyze initial performance metrics
  • Issue Tracking: Document and prioritize any issues

Emergency Rollback Plan

If critical issues are discovered:

  1. Frontend Rollback: Revert to previous Vercel deployment
  2. Backend Rollback: Redeploy previous Railway/Render version
  3. DNS Rollback: Point domain back to previous version
  4. User Communication: Notify users of temporary issues
  5. Issue Resolution: Fix issues in development environment
  6. Redeployment: Deploy fixed version following this checklist

Note: This checklist should be customized based on your specific deployment requirements and organizational processes.