github.com/apptainer/singularity@v3.1.1+incompatible/examples/legacy/2.1/ubuntu.def (about) 1 DistType "debian" 2 MirrorURL "http://us.archive.ubuntu.com/ubuntu/" 3 OSVersion "trusty" 4 5 Setup 6 Bootstrap 7 8 RunCmd sed -i 's/$/ universe/' /etc/apt/sources.list 9 RunCmd apt-get update 10 11 InstallPkgs vim 12 13 Cleanup