Examine source code of Game Times

{
  "name": "Game Times",
  "version": "1.0.14",
  "description": "See 'HowLongToBeat' gameplay times within various gaming web stores.",
  "icons": {
    "16": "icon_16.png",
    "32": "icon_32.png",
    "48": "icon_48.png",
    "128": "icon_128.png"
  },
  "permissions": [
    "storage",
    "https://dev.syphen.org/gaming/"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "*://store.steampowered.com/*",
        "*://www.epicgames.com/store/*",
        "*://www.gog.com/*",
        "*://www.origin.com/usa/en-us/store/*",
        "*://www.fanatical.com/*"
      ],
      "js": [
        "jquery.js",
        "content.js"
      ]
    }
  ],
  "manifest_version": 2
}