patch 8.2.3444: concealed text not revealed when leaving insert mode Commit: https://github.com/vim/vim/commit/644b49fa0fb90143e8dbe90a7c14c9498d17b266 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Sep 16 22:32:15 2021 +0200 patch 8.2.3444: concealed text not revealed when leaving insert mode Problem: concealed text not revealed when leaving insert mode. (Michael Soyka) Solution: Check if concealing changed when leaving insert mode. (closes #8880)

#!/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