Examine source code of Spellchecker Rumantsch Sursilvan

{
  "dictionaries": {
    "rm-sursilv": "dictionaries/rm-sursilv.dic"
  },
  "version": "2.2.0.260121",
  "browser_specific_settings": {
    "gecko": {
      "id": "rm-sursilv@dictionaries.addons.mozilla.org"
    }
  },
  "name": "Spellchecker Romontsch Sursilvan",
  "manifest_version": 2
}