Examine source code of Twitter Account Location

{
  "manifest_version": 3,
  "name": "Twitter Account Location",
  "version": "1.1.3",
  "description": "Show account based location",
  "permissions": [
    "activeTab",
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "https://x.com/*"
  ],
  "icons": {
    "16": "assets/logo.svg",
    "32": "assets/logo.svg",
    "48": "assets/logo.svg",
    "128": "assets/logo.svg"
  },
  "action": {
    "default_popup": "src/popup.html",
    "default_title": "Twitter Location"
  },
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://x.com/*"
      ],
      "js": [
        "src/cacheManager.js",
        "src/content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "src/pageScript.js"
      ],
      "matches": [
        "https://x.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "twitter-account-location@mamantoha.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}