build.js

const esbuild = require('esbuild');

const isWatch = process.argv.includes('--watch');

const buildOptions = {
  entryPoints: ['renderer/app.js'],
  bundle: true,
  outfile: 'dist/bundle.js',
  platform: 'browser',
  format: 'iife',
  sourcemap: true,
  minify: false,
  target: 'es2020',
  define: {
    'process.env.NODE_ENV': '"development"'
  }
};

async function build() {
  try {
    if (isWatch) {
      const ctx = await esbuild.context(buildOptions);
      await ctx.watch();
      console.log('Watching for changes...');
    } else {
      await esbuild.build(buildOptions);
      console.log('Build complete: dist/bundle.js');
    }
  } catch (err) {
    console.error('Build failed:', err);
    process.exit(1);
  }
}

build();