upload your app to githup

open a browser:

 -create account in github

-login

-click on plus button top-right "new repository"

set a name for the repository for example "tablas2"

check "public"

and Add a Readme File

click "create repository"

That's it.

open a Terminal:

git clone https://github.com/[user-name]/[repo].git

cd repo

-work here your files, dont forget create a .gitignore file

https://www.toptal.com/developers/gitignore with the terms linux, flask, venv

-at the end

git add .

git commit -m "my first commit"

git remote add origin https://[token]@github.com/[username]/[repo]

git push --set-upstream origin master (after that, only use "git push")