Examine source code of Stoplight

{
  "manifest_version": 2,
  "name": "Stoplight",
  "version": "0.1.0",
  "author": "Stephen Roth",
  "description": "A Peaceful work at home assistant",
  "homepage_url": "https://github.com/designbystephen/stoplight",
  "applications": {
    "gecko": {
      "id": "stoplight@designbystephen.com"
    }
  },
  "developer": {
    "name": "Stephen Roth",
    "url": "https://github.com/designbystephen"
  },
  "icons": {
    "48": "icon-512.png",
    "128": "icon-512.png",
    "256": "icon-512.png",
    "512": "icon-512.png"
  },
  "permissions": [],
  "browser_action": {
    "default_icon": "icon-512.png",
    "default_title": "Stoplight",
    "default_popup": "popup.html"
  },
  "web_accessible_resources": [
    "stoplight.html"
  ]
}