Examine source code of Movie Syncer

{
  "manifest_version": 2,
  "name": "Movie Syncer",
  "version": "1.0",
  "description": "Synchronize watched movies across multiple platforms like Netflix, Hulu, and Amazon Prime.",
  "permissions": [
    "storage",
    "activeTab",
    "notifications",
    "https://*/"
  ],
  "icons": {
    "32": "icons/logo_32.png",
    "64": "icons/logo_64.png",
    "128": "icons/logo_128.png"
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "32": "icons/logo_32.png",
      "64": "icons/logo_64.png",
      "128": "icons/logo_128.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "content_security_policy": "script-src 'self'; object-src 'self';",
  "browser_specific_settings": {
    "gecko": {
      "id": "{e8910eff-ca9f-4979-b940-9bdb6d4bd6c3}"
    }
  }
}