Polymer 3 Element for uploading and previewing the audio files
First, make sure you have the Polymer CLI and npm (packaged with Node.js) installed. Run npm install
to install your element's dependencies, then run polymer serve
to serve your element locally.
$ polymer serve
$ polymer test
Your application is already set up to be tested via web-component-tester. Run polymer test
to run your application's test suite locally.