Examine source code of runtime.onInstalled Test

{
  "manifest_version": 2,
  "name": "runtime.onInstalled Test",
  "description": "Testing runtime.onInstalled event for a Bugzilla issue. Do not install.",
  "version": "2.1",
  "author": "kgersen",
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "background": {
    "page": "background.html",
    "persistent": true
  },
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "110.0",
      "id": "{d3e6999a-b634-4ffb-b193-216dedcee6b2}"
    }
  }
}