Examine source code of Close Container

{
  "manifest_version": 3,
  "name": "__MSG_name__",
  "version": "1.5.3",
  "description": "__MSG_description__",
  "default_locale": "en",
  "permissions": [
    "contextualIdentities",
    "menus",
    "cookies"
  ],
  "icons": {
    "64": "icon.svg"
  },
  "action": {
    "default_title": "__MSG_popup__",
    "default_icon": "icon.svg",
    "default_area": "tabstrip",
    "default_popup": "popup.html",
    "theme_icons": [
      {
        "light": "icon_light.svg",
        "dark": "icon.svg",
        "size": 19
      }
    ]
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+Shift+W"
      },
      "description": "__MSG_popupShortcut__"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ae2f1b03-495f-4cd6-801f-41641c99d3c0}",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}