Changes made:
- Remove problematic configuration-snippet from base ingress
- Add namespace creation for math-tables
- Configure ingress with nginx class and letsencrypt-prod issuer
- Set production hostname to math-tables.cl1.parano.ch
- Reduce production replicas to 1
- Update copyright year in index.html
- Create FastAPI backend with endpoints for generating math exercises
- Build Bootstrap frontend with responsive UI for exercise configuration
- Implement PDF generation functionality identical to original script
- Add README with installation and usage instructions
- Update requirements.txt with web dependencies
- Configure .gitignore to exclude compiled files and generated PDFs