Examine source code of Kick Continue Watching

{
  "manifest_version": 2,
  "name": "__MSG_name__",
  "description": "__MSG_description__",
  "version": "1.0.2",
  "default_locale": "en",
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "browser_action": {
    "default_icon": "icons/48.png",
    "default_title": "__MSG_name__"
  },
  "content_scripts": [
    {
      "matches": [
        "https://kick.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "permissions": [
    "storage",
    "https://kick.com/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{954238ab-fd1b-43c3-b3bd-f04b90c3bcd0}"
    }
  }
}