# fuente para la autenticación
    https://www.digitalocean.com/community/tutorials/how-to-add-authentication-to-your-app-with-flask-login


# y para servir apps con unicorn y nginx

https://www.digitalocean.com/community/tutorials/how-to-serve-flask-applications-with-gunicorn-and-nginx-on-ubuntu-22-04

# crear un sitio con flask

https://dev.to/seattledataguy/building-your-first-website-with-flask-part-1-hello-world-and-beyond-53ik

# para crear la base de datos usando model.py

1. en el entorno
    export FLASK_APP=padel
    flask shell

2. en la shell de flask
   >>> from padel import db, create_app, models
   >>> db.create_all()

# Para crear el fichero requirements.txt

    pip freeze > requirements.txt

# Para dockerizar la app

    https://www.freecodecamp.org/news/how-to-dockerize-a-flask-app/