Examine source code of Robinhood Web3 Extension

{
  "manifest_version": 3,
  "name": "Robinhood Web3 Extension",
  "version": "1.0.0",
  "description": "Read public crypto headlines in the toolbar. Feed JSON comes from rss2json; trending coins can fall back to CoinGecko.",
  "action": {
    "default_title": "Robinhood Web3 Extension",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://api.rss2json.com/*",
    "https://api.coingecko.com/*"
  ],
  "background": {
    "scripts": [
      "brand.js",
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "robinhood-web3-extension-news@independent",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}