Upgrade Guide

Guide for upgrading the AI Store application to new versions.

Pre-Upgrade Checklist

• [ ] Review Changelog
• [ ] Check Migration Guide for breaking changes
• [ ] Backup current installation
• [ ] Review dependencies
• [ ] Test in staging environment
• [ ] Plan downtime (if needed)

Upgrade Process

Step 1: Backup

# Backup code
git tag backup-before-upgrade-$(date +%Y%m%d)

# Backup database (if applicable)
pg_dump database_name > backup-$(date +%Y%m%d).sql

# Backup files
tar -czf files-backup-$(date +%Y%m%d).tar.gz public/

Step 2: Update Dependencies

# Check for updates
npm outdated

# Update package.json
npm install package@latest

# Or update all
npm update

Step 3: Review Changes

# Review changelog
cat CHANGELOG.md

# Review migration guide
cat docs/MIGRATION.md

Step 4: Update Code

# Pull latest changes
git pull origin main

# Or checkout specific version
git checkout v1.1.0

Step 5: Install Dependencies

npm install

Step 6: Update Configuration

Check for new environment variables or configuration changes:

# Compare environment files
diff .env.local env.sample

Step 7: Run Migrations

If database migrations are needed:

npm run migrate

Step 8: Build and Test

# Build
npm run build

# Test
npm test

# Test locally
npm start

Step 9: Deploy

Follow Deployment Guide for deployment.

Version-Specific Upgrades

Upgrading to 1.1.0

Breaking Changes:

• None

New Features:

• Enhanced search
• User accounts

Migration Steps:

1. Update dependencies
2. Run database migrations (if applicable)
3. Update environment variables
4. Test thoroughly

Upgrading to 2.0.0

Breaking Changes:

• API changes
• Configuration changes

Migration Steps:

1. Review breaking changes
2. Update code for new API
3. Update configuration
4. Run migrations
5. Test thoroughly

Dependency Updates

Major Updates

Next.js:

npm install next@latest react@latest react-dom@latest

TypeScript:

npm install typescript@latest @types/react@latest @types/node@latest

Minor Updates

# Update all minor versions
npm update

Patch Updates

# Automatic with npm update
npm update

Breaking Changes

Handling Breaking Changes

1. Review: Read breaking changes documentation
2. Plan: Plan migration strategy
3. Test: Test in staging
4. Migrate: Update code
5. Verify: Verify functionality

Common Breaking Changes

• API changes
• Configuration changes
• Dependency updates
• TypeScript changes

Rollback Plan

If Upgrade Fails

1. Stop Deployment: Stop deployment process
2. Restore Backup: Restore from backup
3. Investigate: Investigate issues
4. Fix: Fix issues or wait for patch
5. Retry: Retry upgrade when ready

Rollback Procedure

# Restore code
git checkout v1.0.0

# Restore database
psql database_name < backup-YYYYMMDD.sql

# Restore files
tar -xzf files-backup-YYYYMMDD.tar.gz

# Reinstall dependencies
npm install

# Rebuild
npm run build

Testing After Upgrade

Functional Testing

• [ ] All pages load
• [ ] All features work
• [ ] Forms submit correctly
• [ ] API endpoints work
• [ ] Authentication works (if applicable)

Performance Testing

• [ ] Page load times acceptable
• [ ] API response times good
• [ ] No memory leaks
• [ ] Bundle size acceptable

Security Testing

• [ ] Security headers present
• [ ] Authentication works
• [ ] Input validation works
• [ ] No vulnerabilities

Post-Upgrade

Monitoring

• Monitor error rates
• Check performance metrics
• Review logs
• Monitor user feedback

Documentation

• Update documentation if needed
• Update examples
• Update migration guides

Best Practices

1. Always Backup

Before any upgrade, create a backup.

2. Test in Staging

Test upgrades in staging before production.

3. Read Changelog

Review changelog for breaking changes.

4. Update Incrementally

Update dependencies incrementally when possible.

5. Have Rollback Plan

Always have a rollback plan ready.

Resources

• Changelog
• Migration Guide
• Deployment Guide
• Troubleshooting Guide