Examine source code of BIB Stundenplan

{
  "manifest_version": 2,
  "name": "BIB Stundenplan",
  "version": "1.1.3",
  "description": "Passe deinen Stundenplan individuell an.",
  "icons": {
    "16": "/images/icon_16.png",
    "32": "/images/icon_32.png",
    "48": "/images/icon_48.png",
    "96": "/images/icon_96.png"
  },
  "permissions": [
    "storage",
    "unlimitedStorage",
    "tabs"
  ],
  "browser_action": {
    "default_title": "Stundenplan",
    "default_icon": {
      "16": "/images/icon_16.png",
      "32": "/images/icon_32.png",
      "48": "/images/icon_48.png",
      "96": "/images/icon_96.png"
    }
  },
  "options_ui": {
    "page": "ui/options.html",
    "open_in_tab": true
  },
  "background": {
    "scripts": [
      "browser-polyfill.min.js",
      "background/storage.js",
      "background/browserAction.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://intranet.bib.de/tiki-index.php?page=Wochenplan"
      ],
      "js": [
        "browser-polyfill.min.js",
        "content/helper.js",
        "content/controller.js"
      ]
    }
  ]
}