Examine source code of Tweaks for CuriosityStream

{
  "name": "Tweaks for CuriosityStream",
  "content_scripts": [
    {
      "matches": [
        "https://curiositystream.com/*",
        "https://app.curiositystream.com/*"
      ],
      "js": [
        "content.bundle.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "manifest_version": 2,
  "icons": {
    "16": "icon-16.png",
    "19": "icon-19.png",
    "24": "icon-24.png",
    "32": "icon-32.png",
    "38": "icon-38.png",
    "48": "icon-48.png",
    "96": "icon-96.png",
    "128": "icon-128.png"
  },
  "description": "Change volume, speed, and seek with mouse wheel, adjustable control bar, take a video snapshot, and more tweaks for CuriosityStream.",
  "version": "1.3.1",
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "background": {
    "scripts": [
      "background.bundle.js"
    ]
  },
  "page_action": {
    "default_title": "Tweaks for CuriosityStream",
    "default_popup": "popup.html",
    "default_icon": {
      "19": "icon-19.png",
      "38": "icon-38.png"
    },
    "show_matches": [
      "https://curiositystream.com/*",
      "https://app.curiositystream.com/*"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{5be56bb8-3d28-4c8c-a13b-21df69f32a79}"
    }
  },
  "permissions": [
    "storage"
  ]
}