Examine source code of True Sight

{
  "applications": {
    "gecko": {
      "id": "Detect-Cloudflare-PA@cm.org",
      "strict_min_version": "53.0"
    }
  },
  "author": "claustromaniac",
  "background": {
    "scripts": [
      "background/classes.js",
      "background/globals.js",
      "background/runtime.js",
      "background/tabs.js",
      "background/webRequest.js"
    ]
  },
  "browser_action": {
    "browser_style": true,
    "default_icon": {
      "16": "icons/eye16.png",
      "32": "icons/eye32.png",
      "64": "icons/eye64.png",
      "128": "icons/eye.svg"
    },
    "default_popup": "popup/popup.htm",
    "default_title": "True Sight"
  },
  "description": "Reveals content delivery networks and related cloud services.",
  "homepage_url": "https://github.com/claustromaniac/detect-cloudflare-plus",
  "icons": {
    "16": "icons/eye16.png",
    "32": "icons/eye32.png",
    "64": "icons/eye64.png",
    "128": "icons/eye.svg"
  },
  "manifest_version": 2,
  "name": "True Sight",
  "options_ui": {
    "browser_style": true,
    "page": "options/options.htm"
  },
  "page_action": {
    "browser_style": true,
    "default_icon": {
      "16": "icons/eye16.png",
      "32": "icons/eye32.png",
      "64": "icons/eye64.png",
      "128": "icons/eye.svg"
    },
    "default_title": "",
    "default_popup": "popup/popup.htm"
  },
  "permissions": [
    "<all_urls>",
    "storage",
    "tabs",
    "webRequest"
  ],
  "version": "1.7.2resigned1"
}