Quick Preview for SoundCloud

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Quick Preview for SoundCloud",
  "version": "2.0.1",
  "manifest_version": 2,
  "description": "Hover the ▶️ Button to Preview Music on SoundCloud",
  "homepage_url": "https://chrome.google.com/webstore/detail/quick-preview-for-soundcl/lghceigagnfccdnkpdfbbhjjegijbjmp",
  "author": "Mattias Hemmingsson",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "https://soundCloud.com/*",
    "storage"
  ],
  "browser_action": {
    "default_icon": "icons/icon32.png",
    "default_title": "Quick Preview for SoundCloud",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://soundCloud.com/*"
      ],
      "css": [
        "inject/inject.css"
      ]
    },
    {
      "matches": [
        "https://soundCloud.com/*"
      ],
      "js": [
        "inject/sentinel.min.js"
      ]
    },
    {
      "matches": [
        "https://soundCloud.com/*"
      ],
      "js": [
        "inject/inject.js"
      ]
    }
  ]
}