Examine source code of Lock Tab Page

{
  "manifest_version": 2,
  "name": "__MSG_extension_name__",
  "short_name": "__MSG_extension_name__",
  "version": "1.2025.1227.0",
  "author": "dlw@mcprv",
  "description": "__MSG_extension_description__",
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "{e7707400-56ab-4e8f-9589-82b2ccb5e41f}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "<all_urls>",
    "tabs",
    "storage",
    "sessions",
    "webRequest",
    "webRequestBlocking",
    "menus",
    "notifications",
    "management"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "options_ui": {
    "page": "options.html",
    "browser_style": true
  },
  "browser_action": {
    "browser_style": true,
    "default_title": "__MSG_extension_name__",
    "default_icon": {
      "96": "lock.svg"
    }
  },
  "page_action": {
    "browser_style": true,
    "default_title": "__MSG_extension_name__",
    "default_icon": {
      "96": "unlocked.svg"
    }
  },
  "icons": {
    "96": "lock.svg"
  },
  "commands": {
    "enable_lock": {
      "suggested_key": {},
      "description": "__MSG_enable_lock__"
    },
    "disable_lock": {
      "suggested_key": {},
      "description": "__MSG_disable_lock__"
    },
    "toggle_lock": {
      "suggested_key": {},
      "description": "__MSG_toggle_lock__"
    }
  }
}