Examine source code of SugarMelt

{
  "name": "SugarMelt",
  "version": "3.0.3.4",
  "description": "Allows you to change font/style; also adds cheats",
  "author": "Lure.of.Chaos@gmail.com",
  "homepage_url": "https://github.com/lure0xaos/SugarMelt",
  "manifest_version": 3,
  "permissions": [
    "storage",
    "activeTab"
  ],
  "host_permissions": [
    "*://*/*",
    "file://*/*",
    "file:///"
  ],
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "devtools_page": "devtools.html",
  "browser_specific_settings": {
    "gecko": {
      "id": "SugarMelt@lure0xaos"
    }
  }
}