Run script each time Chrome extension icon clicked

Question

How do I write a chrome extension such that every time a user clicks the icon, my script is run but no popup is opened? (I would look this up in the docs myself but for wha

Answer 1

This was just what I needed but I should add this: If all you need is a one-time event like when a user clicks on the extension's icon, then Background Pages is a waste of resources as it will run in the background ALL the time. Use Event Pages instead:

"background": {
    "scripts": ["script.js"],
    "persistent": false
}