formidable-fix

Revised version of formidable

1. fixture

The following code will report an error that the plugins file cannot be found in the packaging situation, because the file directory has changed due to packaging

``js
this.options.enabledPlugins.forEach((pluginName) => {
const plgName = pluginName.toLowerCase();
// eslint-disable-next-line import/no-dynamic-require, global-require
this.use(require(path.join(__dirname, 'plugins', ${plgName}.js)));
});
``

2. add Typeings