guix: add local dovecot mail server to chaman

[~bandali/configs] / .xsession

if [ "$(hostname)" = "jirud" ]; then
    [ -f "/usr/lib/x86_64-linux-gnu/xfce4/notifyd/xfce4-notifyd" ] && /usr/lib/x86_64-linux-gnu/xfce4/notifyd/xfce4-notifyd &
    [ -x "$(command -v light-locker)" ] && light-locker --lock-on-suspend &
    [ -x "$(command -v pasystray)" ] && pasystray -a &
    [ -x "$(command -v nm-applet)" ] && nm-applet &
    [ -x "$(command -v compton)" ] && compton &
    [ -x "$(command -v emacs)" ] && exec emacs -ib 0
else
    startxfce4
fi