title: mode in project building in vue js
body: <p>i have two <code>env</code> files in my vue js project</p>
  
  <pre><code>- .env.development
  - .env.production
  </code></pre>
  
  <p>i want to build the project with command <code>npm run build --mode development</code> or <code>npm run build --mode production</code> for build based on my env files based on vue docs.</p>
  
  <p>and i get this error</p>
  
  <pre><code>Entry module not found: Error: Can't resolve '/var/www/html/projectname/production' in '/var/www/html/projectname'
  </code></pre>
  
  <p>what is the solution??</p>