nope/lib/helpers/generateFrontendInterfaces.ts

import {generate} from 'openapi-typescript-codegen';
import { startBackend } from '../../src/startBackend';

// Start the Backend
const result = startBackend({port: 3001});

setTimeout(() => {
    generate({
        input: 'http://localhost:3001' + result.definitionUri,
        output: './pages/interface'
    });
    
    result.close()
}, 2000)