Examine source code of PlaylistMover - Spotify to YouTube Converter

{
  "manifest_version": 3,
  "name": "PlaylistMover - Spotify to YouTube Converter",
  "version": "1.0.3",
  "description": "Easily convert and transfer your Spotify playlists to YouTube for free. The ultimate Spotify to YouTube playlist converter.",
  "permissions": [
    "scripting",
    "activeTab",
    "tabs"
  ],
  "host_permissions": [
    "https://*.youtube.com/*",
    "https://*.spotify.com/*",
    "http://localhost:5173/*",
    "http://127.0.0.1:5173/*",
    "https://*.playlistmover.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.youtube.com/*"
      ],
      "js": [
        "content_youtube.js"
      ]
    },
    {
      "matches": [
        "http://localhost:5173/*",
        "http://127.0.0.1:5173/*",
        "https://*.playlistmover.com/*"
      ],
      "js": [
        "content_web.js"
      ]
    },
    {
      "matches": [
        "*://open.spotify.com/*"
      ],
      "js": [
        "content_spotify.js"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "yt_config_extractor.js",
        "interceptor.js"
      ],
      "matches": [
        "*://*.youtube.com/*",
        "http://localhost:5173/*",
        "http://127.0.0.1:5173/*",
        "https://*.playlistmover.com/*",
        "*://*.spotify.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "placeholder@playlistmover.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}