Examine source code of Server IP

{
  "name": "Server IP",
  "description": "Displays server IP address on every website",
  "version": "0.2.8",
  "manifest_version": 3,
  "permissions": [
    "storage",
    "webRequest",
    "scripting",
    "alarms"
  ],
  "host_permissions": [
    "*://*/*"
  ],
  "background": {
    "service_worker": "worker.js",
    "scripts": [
      "worker/require.js",
      "worker/vendor/jgeoip.js",
      "worker/worker.js",
      "cache.js",
      "worker.js"
    ]
  },
  "homepage_url": "https://webextension.org/listing/country-flags.html?from=server-ip",
  "icons": {
    "16": "data/icons/16.png",
    "32": "data/icons/32.png",
    "48": "data/icons/48.png",
    "64": "data/icons/64.png",
    "128": "data/icons/128.png",
    "256": "data/icons/256.png",
    "512": "data/icons/512.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "run_at": "document_start",
      "css": [
        "data/ip.css"
      ],
      "js": [
        "data/verify.js"
      ]
    }
  ],
  "options_ui": {
    "page": "data/options/index.html"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "data/ip/*"
      ],
      "matches": [
        "*://*/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{15c2f6cc-3e9e-4ced-9d27-ee5d0e2b3ce2}",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}