Examine source code of SteamAuth

{
  "manifest_version": 2,
  "name": "SteamAuth",
  "description": "Your Steam companion: instant inventory, easy trading, auto-accept gifts & scam protection. Works on all partner sites.",
  "version": "4.1.5",
  "content_scripts": [
    {
      "js": [
        "content.js"
      ],
      "matches": [
        "https://*/*",
        "http://*/*"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    "notification.mp3",
    "cash.mp3",
    "steamauth-logo.webp",
    "blocked.html",
    "assets/i18n-B06Osbg2.js",
    "assets/i18n-B06Osbg2.js.map",
    "assets/index.ts-DSOECHdP.js",
    "assets/index.ts-DSOECHdP.js.map"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "cookies",
    "storage",
    "notifications",
    "*://steamcommunity.com/*",
    "*://login.steampowered.com/*",
    "*://api.steampowered.com/*",
    "*://www.steamwebapi.com/*",
    "*://trafficlog.app/*",
    "*://store.steampowered.com/*",
    "webRequest",
    "webRequestBlocking"
  ],
  "icons": {
    "16": "src/assets/steamauth_logo16.png",
    "32": "src/assets/steamauth_logo32.png",
    "48": "src/assets/steamauth_logo48.png",
    "128": "src/assets/steamauth_logo128.png"
  },
  "browser_action": {
    "default_popup": "index.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "info@steamauth.app",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}