build script for pkg with icon and metainfo

build.js

if (process.argv[2] == undefined) process.exit(0);
if (process.argv[2] == "") process.exit(0);
const { pkg_fetch_version, node_version, pkg_cache_path, icon, version, description, company, name, copyright, file } = require(`./${process.argv[2]}.json`);
const ResEdit = require('resedit');
const { DownloaderHelper } = require('node-downloader-helper');
const path = require("path");
const fs = require('fs');
process.env['PKG_CACHE_PATH'] = path.join(__dirname, pkg_cache_path);
const pkg_fetch = path.join(process.env['PKG_CACHE_PATH'], `v${pkg_fetch_version}`);
const fetched = path.join(pkg_fetch, `fetched-v${node_version}-win-x64`);
const built = path.join(pkg_fetch, `built-v${node_version}-win-x64`);
const url = `https://github.com/vercel/pkg-fetch/releases/download/v${pkg_fetch_version}/node-v${node_version}-win-x64`
const { exec } = require('pkg');
(async () => {
    console.log('Downloading File');
    try { await fs.mkdirSync(process.env['PKG_CACHE_PATH']); } catch (e) { }
    try { await fs.mkdirSync(pkg_fetch); } catch (e) { }
    const dl = new DownloaderHelper(url, pkg_fetch, { fileName: `fetched-v${node_version}-win-x64`, override: true });
    await dl.start();
    console.log('Downloaded File');
    console.log('Reading EXE');
    let data = fs.readFileSync(fetched);
    let exe = ResEdit.NtExecutable.from(data);
    let res = ResEdit.NtExecutableResource.from(exe);
    let viList = ResEdit.Resource.VersionInfo.fromEntries(res.entries);
    console.log(viList[0].data.strings);
    let vi = viList[0];
    const theversion = `${version}.0`.split(".");
    console.log('Removing OriginalFilename');
    vi.removeStringValue({ lang: 1033, codepage: 1200 }, 'OriginalFilename');
    console.log('Removing InternalName');
    vi.removeStringValue({ lang: 1033, codepage: 1200 }, 'InternalName');
    console.log('Setting Product Version');
    vi.setProductVersion(theversion[0], theversion[1], theversion[2], theversion[3], 1033);
    console.log('Setting File Version');
    vi.setFileVersion(theversion[0], theversion[1], theversion[2], theversion[3], 1033);
    console.log('Setting File Info');
    vi.setStringValues(
        { lang: 1033, codepage: 1200 },
        {
            FileDescription: description,
            ProductName: name,
            CompanyName: company,
            LegalCopyright: copyright
        }
    );
    console.log(vi.data.strings);
    vi.outputToResourceEntries(res.entries);
    console.log('Replacing Icon');
    let iconFile = ResEdit.Data.IconFile.from(fs.readFileSync(path.join(__dirname, icon)));
    ResEdit.Resource.IconGroupEntry.replaceIconsForResource(
        res.entries,
        1,
        1033,
        iconFile.icons.map((item) => item.data)
    );
    res.outputResource(exe);
    console.log('Generating EXE');
    let newBinary = exe.generate();
    console.log('Saving EXE');
    fs.writeFileSync(built, Buffer.from(newBinary));
    console.log('Bundling App');
    await exec(['--build', '--config', `${process.argv[2]}.json`, `${file}`]);
})();

myapp.json

{
    "pkg": {
        "targets": [
            "node14-win-x64"
        ],
        "outputPath": "dist",
        "assets": [
            "node_modules/printer/lib/node_printer.node"
        ]
    },
    "pkg_fetch_version": "3.2",
    "node_version": "14.17.2",
    "pkg_cache_path": ".pkg-cache",
    "icon": "icon.ico",
    "name": "myapp",
    "description": "myapp description",
    "company": "mycompany",
    "version": "1.0.0",
    "copyright": "mycopyright Ltd",
    "file": "index.js"
}

pkg_build_icon_metainfo

npm install node-downloader-helper resedit pkg --save-dev

node build.js myapp