Examine source code of Site-based Tabs

{
  "manifest_version": 2,
  "name": "Site-based Tabs",
  "version": "1.1",
  "author": "Menhera.org",
  "homepage_url": "https://github.com/menhera-org/tab-policy",
  "description": "Manages tabs by domain.",
  "permissions": [
    "tabs",
    "tabHide",
    "<all_urls>"
  ],
  "background": {
    "page": "background.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_action": {
    "browser_style": true,
    "default_icon": {
      "16": "img/tab-black-18dp.svg"
    },
    "default_title": "Tabs",
    "default_popup": "popup/popup.html",
    "default_area": "tabstrip",
    "theme_icons": [
      {
        "size": 16,
        "light": "img/tab-white-18dp.svg",
        "dark": "img/tab-black-18dp.svg"
      }
    ]
  },
  "icons": {
    "48": "icon.svg",
    "96": "icon.svg"
  }
}