🎓 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 ✅

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,46 @@
+---
+name: Bug Report
+about: Create a report to help us improve
+title: '[BUG] '
+labels: bug
+assignees: ''
+
+---
+
+## Bug Description
+
+A clear and concise description of what the bug is.
+
+## Steps to Reproduce
+
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+## Expected Behavior
+
+A clear and concise description of what you expected to happen.
+
+## Actual Behavior
+
+A clear and concise description of what actually happened.
+
+## Screenshots
+
+If applicable, add screenshots to help explain your problem.
+
+## Environment
+
+- **OS**: [e.g., macOS, Windows, Linux]
+- **Browser**: [e.g., Chrome, Firefox, Safari]
+- **Node.js version**: [e.g., 20.11.0]
+- **Package version**: [e.g., 1.0.0]
+
+## Additional Context
+
+Add any other context about the problem here, such as:
+- Related issues
+- Stack traces
+- Error messages
+- Browser console logs