CSFloat price to Buff price

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "CSFloat price to Buff price",
  "version": "1.5",
  "description": "Check price of any CSFloat offers on Buff163.",
  "icons": {
    "16": "icons/logo_16.png",
    "32": "icons/logo_32.png",
    "48": "icons/logo_48.png",
    "128": "icons/logo_128.png"
  },
  "action": {
    "default_title": "Like this project ? Click me"
  },
  "host_permissions": [
    "https://csfloat.com/*",
    "https://api.steaminventoryhelper.com/*",
    "https://github.com/bycop"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://csfloat.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "background": {
    "service_worker": "background.js"
  },
  "externally_connectable": {
    "matches": [
      "https://api.steaminventoryhelper.com/*",
      "https://github.com/bycop"
    ]
  },
  "permissions": [
    "storage"
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  }
}