Examine source code of Unlimited Medium

{
  "name": "Unlimited Medium",
  "version": "2.0.1",
  "description": "A browser extension that allows you to enjoy unlimited medium articles with just a click !",
  "permissions": [
    "<all_urls>",
    "tabs",
    "cookies",
    "storage"
  ],
  "background": {
    "scripts": [
      "js/background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_icon": {
      "16": "assets/unlimited-medium-16.png",
      "32": "assets/unlimited-medium-32.png",
      "48": "assets/unlimited-medium-48.png",
      "128": "assets/unlimited-medium-128.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "js/content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "icons": {
    "16": "assets/unlimited-medium-16.png",
    "32": "assets/unlimited-medium-32.png",
    "48": "assets/unlimited-medium-48.png",
    "128": "assets/unlimited-medium-128.png"
  },
  "web_accessible_resources": [],
  "manifest_version": 2
}