Fix README.md: correct typo in storageclass definition explanation

Update README.md: enhance repository structure section with detailed file listings for each exercise

Add Kubernetes configuration files for todo application, including Deployments, Services, ConfigMaps, and Ingress setup, along with updated README documentation and images for verification.

Add PostgreSQL and Todo App Kubernetes configurations

Add Kubernetes lab exercises: include ConfigMap, Deployment, and Service YAML files for monolithic and distributed applications, along with detailed README documentation for each exercise.

Fix README.md: correct description of Docker network type in Reto1

minimal corrections on README.md

Refactor frontend application: update package.json, enhance server.js with improved logging and error handling, and redesign index.ejs for better UI/UX with FullCalendar integration.

Add Docker Compose setup for frontend and backend, including .env files and .dockerignore

Add Docker setup for frontend and backend, including Dockerfiles, Docker Compose, and environment configurations

Add frontend application with Express and EJS for displaying topics

Modificacion en ejercicio4 y añadir ejercicio 5 sin filtro de argumentos

Exercise 4

Fix echo command formatting in exercise 3 script

Fix bash script condition and update output message in exercise 3