Examine source code of Stealth Browser Assistant: Hide Tabs, Panic Button

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "short_name": "SBA",
  "version": "1.0.9",
  "description": "__MSG_extDescription__",
  "default_locale": "en",
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "permissions": [
    "tabs",
    "storage",
    "scripting",
    "alarms"
  ],
  "optional_permissions": [
    "browsingData",
    "history",
    "downloads"
  ],
  "host_permissions": [
    "*://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "Stealth Browser Assistant",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "commands": {
    "toggle-mute": {
      "suggested_key": {
        "default": "Alt+Shift+M"
      },
      "description": "__MSG_cmdToggleMute__"
    },
    "toggle-hide": {
      "suggested_key": {
        "default": "Alt+Shift+H"
      },
      "description": "__MSG_cmdToggleHide__"
    },
    "panic-button": {
      "suggested_key": {
        "default": "Alt+Shift+E"
      },
      "description": "__MSG_cmdPanicButton__"
    },
    "clean-sensitive-data": {
      "suggested_key": {
        "default": "Alt+Shift+C"
      },
      "description": "__MSG_cmdCleanSensitive__"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "stealth-browser-assistant@henri.ren",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}