Examine source code of Tab Geo Spoofer

{
  "manifest_version": 2,
  "name": "Tab Geo Spoofer",
  "version": "1.0.0",
  "description": "Override geolocation for only the current tab with coordinates, map selection, and presets.",
  "permissions": [
    "tabs",
    "storage",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_title": "Tab Geo Spoofer",
    "default_popup": "popup/popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-bridge.js"
      ],
      "run_at": "document_start",
      "all_frames": false
    }
  ],
  "web_accessible_resources": [
    "inject-geolocation.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "tab-geo-spoofer@example.local",
      "data_collection_permissions": {
        "required": [
          "locationInfo"
        ]
      }
    }
  }
}