patch 8.2.2252: Vim9: crash when using lambda without return type in dict Commit: https://github.com/vim/vim/commit/6b55377303968e1624339cd95053201d5acdcaa2 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Dec 31 13:31:23 2020 +0100 patch 8.2.2252: Vim9: crash when using lambda without return type in dict Problem: Vim9: crash when using lambda without return type in dict. Solution: Without a return type use t_unknown. (closes https://github.com/vim/vim/issues/7587)

#!/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