Examine source code of Copy Table as Clean CSV

{
  "manifest_version": 3,
  "name": "__MSG_ext_name__",
  "short_name": "Clean CSV",
  "description": "__MSG_ext_description__",
  "version": "1.0.0",
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "info@xlclick.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      },
      "strict_min_version": "140.0"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_title": "__MSG_action_title__",
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "permissions": [
    "activeTab",
    "scripting",
    "contextMenus",
    "storage",
    "clipboardWrite",
    "downloads"
  ],
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+Shift+C"
      },
      "description": "__MSG_cmd_open_popup__"
    },
    "pick-table": {
      "suggested_key": {
        "default": "Alt+Shift+P"
      },
      "description": "__MSG_cmd_pick_table__"
    }
  }
}