title: I want vue-cli3 to output html with relative link
body: <p>I not good at config webpack. So I am using vue-cli3 to create a project without change any congfigrations. </p>
  
  <p>When I build the project, it create a /dist folder and index.html. The index.html use absolutely link such as <code>src=/js/app-legacy.69c62d1a.js</code> to link resources.</p>
  
  <p>Fro some reasons, I want links are relative such as <code>src=./js/app-legacy.69c62d1a.js</code>.</p>
  
  <p>What can I do ?</p>