nitro-react/webpack-patcher.js

const fs = require('fs');

function deleteLineFromFile(props)
{
    const data = fs.readFileSync(props.path, 'utf-8');
    const array = data.split('\n');
    const value = array[props.lineToRemove.index - 1].trim();

    if (value === props.lineToRemove.value)
    {
        array.splice(props.lineToRemove.index - 1, 1);

        const newData = array.join('\n');

        fs.writeFileSync(props.path, newData, 'utf-8');
    }
}

deleteLineFromFile({
    path: 'node_modules/react-scripts/config/webpack.config.js',
    lineToRemove: { index: 406, value: 'include: paths.appSrc,' },
});