patch 8.2.4996: setbufline() may change Visual selection Commit: https://github.com/vim/vim/commit/0ad00a7fd3e0389f565876521e395c35144d8009 Author: Bram Moolenaar <Bram@vim.org> Date: Sun May 22 11:59:25 2022 +0100 patch 8.2.4996: setbufline() may change Visual selection Problem: setbufline() may change Visual selection. (Qiming Zhao) Solution: Disable Visual mode when using another buffer. (closes https://github.com/vim/vim/issues/10466)

#!/bin/bash
set -e

apt-get install -y xvfb

cat <<EOT >/etc/systemd/system/xvfb.service
[Unit]
Description=X Virtual Frame Buffer Service
After=network.target
[Service]
ExecStart=/usr/bin/Xvfb :99 -screen 0 1024x768x24
[Install]
WantedBy=multi-user.target
EOT

systemctl enable xvfb.service
systemctl start xvfb.service