handler/tsup.config.js

import { defineConfig } from 'tsup';

export default defineConfig([
    {
        entry: ['src/index.ts'],
        format: 'esm',
        sourcemap: false,
        target: 'node16',
        tsconfig: './tsconfig-esm.json',
        outDir: './dist/esm',
        platform: 'node',
        external: ['discord.js'],
        clean: true,
        treeshake: true,
        outExtension() {
            return {
                js: '.mjs',
            };
        },
    },
    {
        entry: ['src/index.ts'],
        format: 'cjs',
        splitting: false,
        sourcemap: false,
        external: ['discord.js'],
        clean: true,
        target: 'node16',
        tsconfig: './tsconfig-cjs.json',
        outDir: './dist/cjs',
        platform: 'node',
        outExtension() {
            return {
                js: '.cjs',
            };
        },
    },
]);