https://www.sidorenko.io/post/2016/07/creating-container-base-image-of-centos/

=== packages ===

- iproute :: ip
- iputils :: ping

from host
{{{bash
docker pull centos:latest
docker run --mount type=bind,source=/,destination=/mnt -it centos:latest bash

# this location doesn't seem to work
# but /run/systemd/nspawn/teams.nspawn does
cat - > /var/lib/machines/teams.nspawn << EOF
[Exec]
ResolvConf=copy-hist

[Network]
Private=0

[Files]
Bind=/tmp/.X11-unix:/tmp/.X11-unix

EOF
}}}


from docker
{{{bash
dest=/mnt/var/lib/machines/teams

cd /tmp
yum reinstall --downloadonly --downloaddir . centos-relesae
rpm --root $dest -ivh --nodeps centos*.rpm

cp -arv /etc/yum.repos.d $dest/etc
yum -y --installroot=$dest --setopt=override_install_langs=en_US.utf8 install $pkg
}}}

host
{{{bash
cat - > /var/lib/machines/teams/etc/yum.repos.d/teams.repo << EOF
[teams]
name=teams
baseurl=https://packages.microsoft.com/yumrepos/ms-teams
enabled=1
gpgcheck=1
gpgkey=https://packages.microsoft.com/keys/microsoft.asc
EOF

# clear cache, since local root isn't global root
rm -r /var/lib/machines/teams/var/cache/*

[root@gandalf lib]# chown -R 1344143360:1344143360 .build-id/
}}}

https://docs.microsoft.com/en-us/microsoftteams/get-clients
{{{
sudo rpm --import https://packages.microsoft.com/keys/microsoft.asc
 
sudo dnf check-update
sudo dnf install teams

yum install 
libX11-xcb
libXcursor
libXdamage
libXi
nspr

libproxy
fribidi
avahi # avahi-libs
libdatrie
graphite2
}}}

libasound2 libatk-bridge2.0-0 libcairo2 libcups2 libgdk-pixbuf2.0-0 \
libgtk-3-0 libnspr4 libnss3 libpango-1.0-0 libpangocairo-1.0-0 \
libsecret-1-0 libx11-xcb1 libxcomposite1 libxcomposite1 \
libxss1 apt-transport-https libxkbfile1

libproxy.so.1: cannot open shared object file: No such file or directory
Failed to load module: /usr/lib64/gio/modules/libgiolibproxy.so
g_module_open() failed for /usr/lib64/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-tiff.so: libtiff.so.5: cannot open shared object file: No such file or directory


yum install xterm libpng libxcb

X permissions
https://stackoverflow.com/questions/25281992/alternatives-to-ssh-x11-forwarding-for-docker-containers
`xhost +` allows everything from everyone


https://techcommunity.microsoft.com/t5/microsoft-teams/how-to-install-msteam-in-docker/m-p/1849168
https://gist.github.com/demaniak/c56531c8d673a6f58ee54b5621796548

yum group install workstation