Screenshot YouTube

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Screenshot YouTube",
  "version": "2.4.1",
  "description": "Take a screenshot of any YouTube video with one click.",
  "icons": {
    "16": "icon-16.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "options_page": "options.html",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.youtube.com/*"
      ],
      "js": [
        "page.js"
      ],
      "css": [
        "style.css"
      ],
      "run_at": "document_end"
    }
  ],
  "permissions": [
    "https://www.youtube.com/*",
    "webNavigation",
    "storage"
  ]
}