How to specify the packaged file name when vue-cli3 is packaged with vue build

the name of the file was changed successfully when using vue build-- target lib-- name xxx, but not successfully when using vue build-- name xxx.
is there any way to change the file name


create a new vue.config.js file under the project root. Create a module.exports = {

in the file
baseUrl: '/',
outputDir: 'hello' // 

}

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