.xstart

export SHELL=zsh
export DISPLAY=:0
export LIBGL_ALWAYS_INDIRECT=1
cd
xrdb ~/.Xresources
xterm -ls

start-wsl.js

var shell = new ActiveXObject("WScript.Shell");
shell.Run("wsl ~/.xstart", 0, true);

x.xlaunch

<?xml version="1.0" encoding="UTF-8"?>
<XLaunch
  WindowMode="MultiWindow"
  ClientMode="NoClient"
  LocalClient="True"
  Display="0"
  RemoteProtocol=""
  LocalProgram=""
  RemoteProgram=""
  RemoteHost=""
  RemoteUser=""
  XDMCPHost=""
  XDMCPBroadcast="False"
  XDMCPIndirect="False"
  Clipboard="True"
  ExtraParams="-listen tcp"
  Wgl="True"
  DisableAC="False"
  XDMCPTerminate="False"
  SSHKeyChain="False"
  SSHTerminal="True"
  ExtraSSH=""
/>