launch Love2D game basically. Without fused. In different method. See versions for worse.

launch.cmd

@ECHO off

@SET PATH=%~dp0vendor\love-11.4-win32;%PATH%
@SET PATH=%~dp0vendor\love-11.4-win64;%PATH%

@love %~dp0game.love %*

launch.nelua

-- Basical execute external program based on script's relative path.
-- It's written in Nelua, it meant to be compiled as an executable.

require 'os'
require 'arg'

local thisdir = arg[0]:gsub('[/\\][^/\\]*$', '')

-- on cmd.exe, the valie is same if on same cwd
if arg[0] == thisdir then thisdir = "." end

-- exclusively Windows only (Powershell).
local command = "powershell.exe"
local target = thisdir .. "\\launch.ps1"

-- Is target file exist?
local fs_ok, fs_err, fs_code = os.rename(target, target)
if (not fs_ok) and (fs_code ~= 13) then error(fs_err) end

-- What this do is basically invoke command string (powershell)
local exec_cmd = command .. " " .. target .. " ".. string.concat(arg)
local exec_ok, exec_err, exec_code = os.execute(exec_cmd)
if not exec_ok then error(exec_err) end

launch.ps1

$scriptPath = split-path -parent $MyInvocation.MyCommand.Definition

# List of archs
$achiList = "win32", "win64"

# Loop over then poluted $env:PATH of defined list
Foreach ($arci in $achiList) { $env:Path = "$scriptPath\vendor\love-11.4-$arci;" + $env:Path  }

if($MyInvocation.expectingInput) { $input | & love $scriptPath\game.love @args  } else { & love $scriptPath\game.love @args }

launch.sh

#!/bin/bash
LOVE=love
VERSION=11.4
SCRIPT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" &> /dev/null && pwd)

# Prioritize "vendor", then system installed
PATH=$SCRIPT_DIR/vendor;$PATH

if ! command -v $LOVE &> /dev/null; then
  echo "Unable to locate: $LOVE."

  if [ -z ${WINDIR+x} ]; then
    # Not on Windows
    echo "Assuming Linux. Checking for AppImage under vendor..." 
    LOVE=love-$VERSION-x86_64.AppImage
    chmod +x $SCRIPT_DIR/$LOVE
    if ! command -v $LOVE &> /dev/null; then
      echo "Unable to locate: $LOVE."
      echo 'Go to "https://love2d.org/", then download the framework.'
    fi

  else
    # On Windows (POSIX)
    PATH=$SCRIPT_DIR/vendor/love-$VERSION-win32;$PATH
    PATH=$SCRIPT_DIR/vendor/love-$VERSION-win64;$PATH
  fi

fi

# Exec
$LOVE $SCRIPT_DIR/game.love $@ &