Examine source code of Tab Anchor Range

{
  "manifest_version": 2,
  "name": "TabClose, TabSort, TabMove,  & TabSearch!",
  "version": "1.3",
  "permissions": [
    "tabs",
    "storage",
    "<all_urls>",
    "clipboardRead"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_action": {
    "default_title": "TabClose, TabSort, TabMove,  & TabSearch",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "web_accessible_resources": [
    "icons/devil.png"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "81.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      },
      "id": "{bce7fa72-c34c-4b75-9aef-e146104dc8a2}"
    }
  }
}