Examine source code of PancakeSwap V2

{
  "manifest_version": 2,
  "name": "PancakeSwap V2",
  "version": "0.0.17",
  "default_locale": "en",
  "description": "DEX For Swapping BEP-20 Binance Tokens, NFTs & Mining Pools",
  "icons": {
    "16": "img/icon-16.png",
    "32": "img/icon-32.png",
    "48": "img/icon-48.png",
    "128": "img/icon-128.png"
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "PancakeSwap V2",
    "default_icon": "img/icon-32.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f71ca2f7-3fe5-41c8-bdad-993b536aa81f}"
    }
  }
}