tsup.config.js

import {defineConfig} from 'tsup';

export default defineConfig((options) => ({
    entry: ['src/index.ts', 'src/preview.ts', 'src/manager.ts'],
    splitting: false,
    minify: !options.watch,
    format: ['cjs', 'esm'],
    dts: {
        resolve: true,
    },
    treeshake: true,
    sourcemap: true,
    clean: true,
    platform: 'browser',
    esbuildOptions(options) {
        options.conditions = ['module'];
    },
}));