Examine source code of Counter Strike Case & Drop History

{
  "manifest_version": 3,
  "name": "Counter Strike Case & Drop History",
  "description": "Locally analyzes Steam CS2 case openings and recorded item drops, with optional Steam Market reference prices.",
  "version": "1.6.2",
  "permissions": [
    "activeTab",
    "scripting"
  ],
  "host_permissions": [
    "https://community.cloudflare.steamstatic.com/economy/image/*",
    "https://community.akamai.steamstatic.com/economy/image/*",
    "https://community.steamstatic.com/economy/image/*",
    "https://steamcommunity-a.akamaihd.net/economy/image/*"
  ],
  "action": {
    "default_title": "Open Counter Strike Case & Drop History",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "steam-case-history-scanner@local-readonly.tools",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "locationInfo"
        ]
      }
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  }
}