Examine source code of AutoScroller Lite

{
  "manifest_version": 2,
  "name": "AutoScroller",
  "version": "1.0",
  "description": "Enable or disable smooth automatic scrolling of the page.",
  "browser_action": {
    "default_icon": {
      "64": "icon64.png",
      "128": "icon128.png"
    },
    "default_popup": "popup.html"
  },
  "permissions": [
    "activeTab",
    "tabs"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{efe9d9de-5a08-4ef9-b8f5-ecdb2aaa5d37}",
      "strict_min_version": "119.0"
    }
  },
  "icons": {
    "64": "icon64.png",
    "128": "icon128.png"
  }
}