🎓 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 ✅

docker-compose.monitoring.yml

@@ -0,0 +1,185 @@
+# ========================================
+# DOCKER COMPOSE - MONITORING STACK
+# Prometheus + Grafana + Exporters
+# ========================================
+
+version: '3.9'
+
+services:
+  # ========================================
+  # Prometheus
+  # ========================================
+  prometheus:
+    image: prom/prometheus:latest
+    container_name: math-prometheus
+    volumes:
+      - ./monitoring/prometheus/prometheus.yml:/etc/prometheus/prometheus.yml:ro
+      - ./monitoring/prometheus/rules:/etc/prometheus/rules:ro
+      - prometheus_data:/prometheus
+    command:
+      - '--config.file=/etc/prometheus/prometheus.yml'
+      - '--storage.tsdb.path=/prometheus'
+      - '--storage.tsdb.retention.time=15d'
+      - '--web.console.libraries=/usr/share/prometheus/console_libraries'
+      - '--web.console.templates=/usr/share/prometheus/consoles'
+      - '--web.enable-lifecycle'
+    ports:
+      - "127.0.0.1:9090:9090"
+    networks:
+      - monitoring
+    restart: unless-stopped
+    logging:
+      driver: "json-file"
+      options:
+        max-size: "50m"
+        max-file: "3"
+
+  # ========================================
+  # Grafana
+  # ========================================
+  grafana:
+    image: grafana/grafana:latest
+    container_name: math-grafana
+    volumes:
+      - grafana_data:/var/lib/grafana
+      - ./monitoring/grafana/datasources:/etc/grafana/provisioning/datasources:ro
+      - ./monitoring/grafana/dashboards:/etc/grafana/provisioning/dashboards:ro
+    environment:
+      - GF_SECURITY_ADMIN_PASSWORD=${GRAFANA_PASSWORD:-admin}
+      - GF_USERS_ALLOW_SIGN_UP=false
+      - GF_SERVER_ROOT_URL=${GRAFANA_URL:-http://localhost:3001}
+      - GF_INSTALL_PLUGINS=grafana-clock-panel,grafana-simple-json-datasource
+    ports:
+      - "127.0.0.1:3001:3000"
+    depends_on:
+      - prometheus
+    networks:
+      - monitoring
+    restart: unless-stopped
+    logging:
+      driver: "json-file"
+      options:
+        max-size: "50m"
+        max-file: "3"
+
+  # ========================================
+  # PostgreSQL Exporter
+  # ========================================
+  postgres-exporter:
+    image: prometheuscommunity/postgres-exporter:latest
+    container_name: math-postgres-exporter
+    environment:
+      DATA_SOURCE_NAME: "postgresql://${DB_USER:-mathuser}:${DB_PASSWORD}@postgres:5432/${DB_NAME:-mathdb}?sslmode=disable"
+    ports:
+      - "127.0.0.1:9187:9187"
+    networks:
+      - monitoring
+      - backend
+    restart: unless-stopped
+
+  # ========================================
+  # Redis Exporter
+  # ========================================
+  redis-exporter:
+    image: oliver006/redis_exporter:latest
+    container_name: math-redis-exporter
+    environment:
+      REDIS_ADDR: "redis://redis:6379"
+      REDIS_PASSWORD: ${REDIS_PASSWORD}
+    ports:
+      - "127.0.0.1:9121:9121"
+    networks:
+      - monitoring
+      - backend
+    restart: unless-stopped
+
+  # ========================================
+  # Node Exporter
+  # ========================================
+  node-exporter:
+    image: prom/node-exporter:latest
+    container_name: math-node-exporter
+    volumes:
+      - /proc:/host/proc:ro
+      - /sys:/host/sys:ro
+      - /:/rootfs:ro
+    command:
+      - '--path.procfs=/host/proc'
+      - '--path.rootfs=/rootfs'
+      - '--path.sysfs=/host/sys'
+      - '--collector.filesystem.mount-points-exclude=^/(sys|proc|dev|host|etc)($$|/)'
+    ports:
+      - "127.0.0.1:9100:9100"
+    networks:
+      - monitoring
+    restart: unless-stopped
+
+  # ========================================
+  # Nginx Exporter
+  # ========================================
+  nginx-exporter:
+    image: nginx/nginx-prometheus-exporter:latest
+    container_name: math-nginx-exporter
+    command:
+      - '-nginx.scrape-uri=http://nginx:80/stub_status'
+    ports:
+      - "127.0.0.1:9113:9113"
+    networks:
+      - monitoring
+      - frontend
+    restart: unless-stopped
+
+  # ========================================
+  # Alertmanager
+  # ========================================
+  alertmanager:
+    image: prom/alertmanager:latest
+    container_name: math-alertmanager
+    volumes:
+      - ./monitoring/alertmanager/alertmanager.yml:/etc/alertmanager/alertmanager.yml:ro
+      - alertmanager_data:/alertmanager
+    command:
+      - '--config.file=/etc/alertmanager/alertmanager.yml'
+      - '--storage.path=/alertmanager'
+    ports:
+      - "127.0.0.1:9093:9093"
+    networks:
+      - monitoring
+    restart: unless-stopped
+
+  # ========================================
+  # cAdvisor (Container Advisor)
+  # ========================================
+  cadvisor:
+    image: gcr.io/cadvisor/cadvisor:latest
+    container_name: math-cadvisor
+    privileged: true
+    devices:
+      - /dev/kmsg:/dev/kmsg
+    volumes:
+      - /:/rootfs:ro
+      - /var/run:/var/run:ro
+      - /sys:/sys:ro
+      - /var/lib/docker:/var/lib/docker:ro
+      - /cgroup:/cgroup:ro
+    ports:
+      - "127.0.0.1:8080:8080"
+    networks:
+      - monitoring
+    restart: unless-stopped
+
+volumes:
+  prometheus_data:
+    driver: local
+  grafana_data:
+    driver: local
+  alertmanager_data:
+    driver: local
+
+networks:
+  monitoring:
+    driver: bridge
+  backend:
+    external: true
+  frontend:
+    external: true