Examine source code of AppLand

{
  "manifest_version": 2,
  "name": "AppLand",
  "version": "0.2.1",
  "description": "Control your AppLand AppMap recordings from the browser",
  "homepage_url": "https://app.land",
  "icons": {
    "48": "images/appland_a_48.png",
    "96": "images/appland_a_96.png",
    "128": "images/appland_a_128.png"
  },
  "permissions": [
    "http://*/*",
    "https://*/*",
    "activeTab",
    "storage"
  ],
  "browser_action": {
    "default_icon": "images/appland_a_128.png",
    "default_title": "AppLand",
    "default_popup": "popup/record.html"
  },
  "web_accessible_resources": [
    "images/appland_logo_white.svg",
    "images/grid.png"
  ],
  "options_ui": {
    "page": "settings/settings.html",
    "open_in_tab": true
  }
}