git clone
inside of the repo directory, update the files on your computer with the most up-to-date ones from the repo on github
git pull origin main
After making edits to a file, if you want to put those changes to the repo on github, do the following (in order)
git pull origin main
git add <insert file(s) name(s)> (do this command to as many files you to 'commit' to the repo on github)
git commit (add a message in the editor or on the command line, make it brief)
git push origin maain