Examine source code of Anime-Planet Enhancer

{
  "manifest_version": 2,
  "name": "Anime-Planet Enhancer",
  "short_name": "Anime-Planet Enhancer",
  "version": "2.1.1",
  "description": "Features to improve user experience on Anime-Planet",
  "icons": {
    "48": "icons/ap-48.png",
    "96": "icons/ap-96.png"
  },
  "browser_action": {
    "browser_style": true,
    "default_popup": "popup/main.html",
    "default_icon": {
      "16": "icons/ap-16.png",
      "32": "icons/ap-32.png"
    },
    "default_title": "Anime-Planet Enhancer"
  },
  "content_scripts": [
    {
      "matches": [
        "*://www.anime-planet.com/*"
      ],
      "js": [
        "ap.js"
      ]
    }
  ]
}