Examine source code of Session Saver Deluxe

{
  "manifest_version": 3,
  "name": "Session Saver Deluxe",
  "version": "1.0",
  "description": "A robust session manager that automatically saves your open tabs and windows, preventing data loss from crashes or accidental closures. Users can name and categorize sessions, restore specific windows from a session, and manage multiple saved sessions with a clear interface.",
  "action": {
    "default_popup": "popup.html",
    "default_icon": "session_saver_deluxe.png"
  },
  "icons": {
    "128": "session_saver_deluxe.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ambrosegorhamvnrq2725@hotmail.com"
    }
  }
}