Examine source code of Standup Randomizer

{
  "manifest_version": 2,
  "name": "Standup Randomizer",
  "version": "0.1.0",
  "description": "Randomizes the order of stand-up meetings",
  "icons": {
    "48": "icons/shuffle.svg",
    "96": "icons/shuffle.svg"
  },
  "permissions": [
    "activeTab",
    "storage"
  ],
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "browser_action": {
    "default_icon": "icons/shuffle.svg",
    "default_title": "Randomize",
    "theme_icons": [
      {
        "light": "icons/shuffle-white.svg",
        "dark": "icons/shuffle.svg",
        "size": 16
      },
      {
        "light": "icons/shuffle-white.svg",
        "dark": "icons/shuffle.svg",
        "size": 32
      }
    ]
  },
  "options_ui": {
    "page": "src/options.html"
  },
  "applications": {
    "gecko": {
      "id": "standup-randomizer@joosep.xyz"
    }
  }
}