Examine source code of VPNmine — VPN Proxy

{
  "manifest_version": 3,
  "name": "VPNmine — VPN Proxy",
  "short_name": "VPNmine",
  "description": "Routes your browser traffic through a VPNmine proxy server. Sign in, pick a location, connect in one click.",
  "version": "1.8.0",
  "homepage_url": "https://vpnmine.com",
  "permissions": [
    "proxy",
    "storage",
    "webRequest",
    "webRequestBlocking",
    "identity",
    "alarms"
  ],
  "action": {
    "default_popup": "popup/popup.html",
    "default_title": "VPNmine",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "host_permissions": [
    "<all_urls>"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@vpnmine.com",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  }
}