azaz

Already up-to-date.

C:\Users\leo\IdeaProjects\m2107-projet-groupe4equipe56>git add .

C:\Users\leo\IdeaProjects\m2107-projet-groupe4equipe56>git commit -m "ajout du lien "

*** Please tell me who you are.

Run

  git config --global user.email "you@example.com"
  git config --global user.name "Your Name"

to set your account's default identity.
Omit --global to set the identity only in this repository.

fatal: unable to auto-detect email address (got 'leo@DESKTOP-K9OD8AA.(none)')

C:\Users\leo\IdeaProjects\m2107-projet-groupe4equipe56>