chrome-extensionLoad content script for all pages

{
 "name": "My",
 // ...
 "content_scripts": [
   {
     "matches": ["*://*/*"],
     "js": ["script.js"]
   }
 ],
 // ...
}ctrl + cyoutubegithub

`"name": "My"` name of the extension for `manifest.json`	`matches` on what pages should we load content script
`":///*"` load content script for any page	`script.js` name of the script file to load (should be placed in the same dir as `manifest.json`)