🎓 Initial commit: Math2 Platform - Plataforma de Álgebra Lineal PRO

✨ Características:
- 45 ejercicios universitarios (Basic → Advanced)
- Renderizado LaTeX profesional
- IA generativa (Z.ai/DashScope)
- Docker 9 servicios
- Tests 123/123 pasando
- Seguridad enterprise (JWT, XSS, Rate limiting)

🐳 Infraestructura:
- Next.js 14 + Node.js 20
- PostgreSQL 15 + Redis 7
- Docker Compose completo
- Nginx + SSL ready

📚 Documentación:
- 5 informes técnicos completos
- README profesional
- Scripts de deployment automatizados

Estado: Producción lista ✅

.dockerignore

@@ -0,0 +1,79 @@
+# Node modules
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Build outputs
+dist/
+build/
+.next/
+out/
+
+# Environment files
+.env
+.env.local
+.env.*.local
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Git
+.git/
+.gitignore
+
+# Docker
+docker-compose.yml
+docker-compose.override.yml
+Dockerfile*
+
+# Documentation
+README.md
+*.md
+
+# Logs
+logs/
+*.log
+
+# Test coverage
+coverage/
+.nyc_output/
+
+# Temp files
+tmp/
+temp/
+*.tmp
+
+# Database (local)
+*.db
+*.sqlite
+*.sqlite3
+docker/data/
+
+# Backups
+backup/
+**/*.bak
+*.sql
+*.dump
+
+# Certificates (should be mounted separately)
+*.pem
+*.key
+*.crt
+ssl/
+
+# Processed PDFs (should be in volume)
+pdfs/processed/
+
+# Cache
+.cache/
+.parcel-cache/
+.eslintcache