- Updated title tags (removed country references)
- Updated meta descriptions
- Updated keywords (programming focused)
- Updated Open Graph tags
- Updated Twitter Card tags
- Updated robots.txt with all pages
- Updated sitemap.xml with all interactive pages
- Added structured data (JSON-LD)
- Updated site.webmanifest with shortcuts
- Added maskable icons support
- Mobile responsive design
- Touch-friendly interactions
- App shortcuts for quick access
- Content Security Policy (CSP) headers
- X-Frame-Options protection
- XSS Protection enabled
- HTTPS redirect configured
- Gzip compression enabled
- Image optimization
- Minified CSS/JS files
- Google Analytics configured
- Google Search Console verification
- Error tracking setup
- Performance monitoring
- Onboarding tutorial for new users
- Interactive coding system working
- Certificate generation system
- Progress tracking system
- Responsive design for all devices
- Check all course content for accuracy
- Verify exercise solutions work correctly
- Test all interactive features
- Review all text for grammar/spelling
- Test on multiple browsers (Chrome, Firefox, Safari, Edge)
- Test on mobile devices (iOS, Android)
- Test slow internet connections
- Verify all links work correctly
- Test form submissions
- Run Lighthouse audit (aim for 90+ scores)
- Optimize images (WebP format)
- Minify CSS/JS files
- Enable browser caching
- Test Core Web Vitals
- Scan for vulnerabilities
- Test CSP headers
- Verify HTTPS configuration
- Check for exposed sensitive data
- Test input validation
- Submit sitemap to Google Search Console
- Test rich snippets
- Verify canonical URLs
- Check meta tag completeness
- Test social media sharing
- Create full site backup
- Test backup restoration
- Document deployment process
- Setup monitoring alerts
- Update Terms of Service
- Update Privacy Policy
- Add Cookie Policy if needed
- Verify GDPR compliance
- Add Disclaimer page
- Setup domain DNS
- Configure CDN if using
- Setup SSL certificate
- Configure server monitoring
- Prepare launch announcement
- Monitor server performance
- Check error logs daily
- Monitor user feedback
- Track conversion rates
- Monitor search rankings
- Analyze user behavior
- Review performance metrics
- Collect user feedback
- Plan improvements
- Update content based on usage
- Page load speed (< 3 seconds)
- Mobile usability score (90+)
- SEO score (90+)
- User engagement rate
- Course completion rate
- Certificate generation rate
- Error rate (< 1%)
- Domain registrar support
- Hosting provider support
- CDN provider support
- SSL certificate provider
- Analytics support
- Keep this checklist updated
- Document any issues found
- Track completion dates
- Review monthly for improvements