Examine source code of Proxy Pilot

{
  "manifest_version": 2,
  "name": "Proxy Pilot",
  "version": "3.6.2",
  "description": "Route traffic through your own HTTP or SOCKS proxies using domain and CIDR rules.",
  "browser_specific_settings": {
    "gecko": {
      "id": "{70525bbb-ce26-465c-bfc8-288668950f12}",
      "strict_min_version": "101.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "icons": {
    "32": "assets/icon32.png",
    "48": "assets/icon48.png",
    "64": "assets/icon64.png",
    "96": "assets/icon96.png",
    "128": "assets/icon128.png"
  },
  "permissions": [
    "proxy",
    "storage",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "app/core.js",
      "app/background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_popup": "app/popup.html",
    "default_title": "Proxy Pilot",
    "default_icon": {
      "32": "assets/icon32.png",
      "48": "assets/icon48.png",
      "64": "assets/icon64.png",
      "96": "assets/icon96.png",
      "128": "assets/icon128.png"
    }
  }
}