Install bubblewrap by entering the following commands in the terminal:
sudo apt update sudo apt install bubblewrap
Description:
setuid wrapper for unprivileged chroot and namespace manipulation
Core execution engine for unprivileged containers that works as a setuid binary on kernels without user namespaces.
Homepage: https://github.com/projectatomic/bubblewrap
Version: 0.2.1-1
Section: universe/admin