patch 8.2.4829: a key may be simplified to NUL Commit: https://github.com/vim/vim/commit/17c95d9608370559441bb73941ba6d9a4b6b26bd Author: zeertzjq <zeertzjq@outlook.com> Date: Tue Apr 26 12:51:07 2022 +0100 patch 8.2.4829: a key may be simplified to NUL Problem: A key may be simplified to NUL. Solution: Use K_ZERO instead. Use macros instead of hard coded values. (closes #10290)

#!/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