Examine source code of Browser Organiser

{
  "manifest_version": 2,
  "name": "Browser Organiser",
  "version": "1.0.3",
  "description": "An extension which allows you to automate your browser",
  "icons": {
    "48": "icon-48px.png",
    "96": "icon-96px.png",
    "1024": "icon.png"
  },
  "permissions": [
    "storage"
  ],
  "options_ui": {
    "page": "preferences.html",
    "open_in_tab": true
  },
  "background": {
    "scripts": [
      "run_flow.js",
      "background.js"
    ]
  },
  "optional_permissions": [
    "management",
    "tabs",
    "tabHide",
    "notifications"
  ],
  "browser_action": {},
  "sidebar_action": {
    "default_panel": "sidebar.html",
    "default_title": "Browser Organiser",
    "default_icon": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4c0aa76d-d086-44ea-98ab-126b4e1d3fc0}"
    }
  }
}