Lorsque j'ai suivi le quais communautaires J'ai rencontré le problème suivant :
sudo add-apt-repository \
> "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
> $(lsb_release -cs) \
> stable"
[sudo] password for yogesh:
Hit:1 https://download.docker.com/linux/ubuntu bionic InRelease
Get:2 http://in.archive.ubuntu.com/ubuntu focal InRelease [265 kB]
Ign:3 http://dl.google.com/linux/chrome/deb stable InRelease
Ign:4 https://download.docker.com/linux/ubuntu focal InRelease
Hit:5 http://security.ubuntu.com/ubuntu focal-security InRelease
Hit:6 http://packages.microsoft.com/repos/vscode stable InRelease
Err:7 https://download.docker.com/linux/ubuntu focal Release
404 Not Found [IP: 54.182.0.11 443]
Hit:8 http://dl.google.com/linux/chrome/deb stable Release
Hit:10 http://in.archive.ubuntu.com/ubuntu focal-updates InRelease
Hit:11 http://in.archive.ubuntu.com/ubuntu focal-backports InRelease
Reading package lists... Done
E: The repository 'https://download.docker.com/linux/ubuntu focal Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.