Get HLS from Youtbe

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Get HLS from Youtbe",
  "version": "1.0",
  "description": "Retrieves the HLS URL from live Youtube streams.",
  "icons": {
    "16": "images/icon/24.png",
    "48": "images/icon/48.png",
    "128": "images/icon/128.png"
  },
  "permissions": [
    "declarativeContent",
    "background",
    "tabs",
    "clipboardRead",
    "clipboardWrite"
  ],
  "page_action": {
    "default_icon": {
      "16": "images/icon/24.png",
      "24": "images/icon/24.png",
      "32": "images/icon/48.png"
    },
    "default_title": "Get HLS",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "scripts/event.js"
    ],
    "persistent": false
  },
  "web_accessible_resources": [
    "images/*",
    "scripts/*",
    "styles/*",
    "https://www.youtube.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.youtube.com/watch*"
      ],
      "js": [
        "scripts/jquery-3.1.1.min.js",
        "scripts/content.js"
      ],
      "run_at": "document_end"
    }
  ]
}