Examine source code of Skins.com Marketplace

{
  "manifest_version": 3,
  "name": "Skins.com Marketplace",
  "short_name": "Skins.com",
  "version": "1.0.6",
  "description": "Automated trading extension for the Skins.com marketplace",
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://skins.com/*",
        "*://*.skins.com/*"
      ],
      "js": [
        "src/auth/content-script.js"
      ],
      "run_at": "document_idle"
    },
    {
      "matches": [
        "*://steamcommunity.com/id/*/tradeoffers/*",
        "*://*.steamcommunity.com/id/*/tradeoffers/*",
        "*://steamcommunity.com/profiles/*/tradeoffers/*",
        "*://*.steamcommunity.com/profiles/*/tradeoffers/*"
      ],
      "js": [
        "src/steam/session-watcher.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "background": {
    "page": "src/background_ff.html"
  },
  "action": {
    "default_popup": "src/popup/popup.html",
    "default_icon": {
      "16": "icons/16.png",
      "48": "icons/48.png"
    }
  },
  "permissions": [
    "storage",
    "alarms",
    "cookies",
    "scripting"
  ],
  "host_permissions": [
    "*://skins.com/*",
    "*://*.skins.com/*",
    "*://steamcommunity.com/id/*/tradeoffers/*",
    "*://*.steamcommunity.com/id/*/tradeoffers/*",
    "*://steamcommunity.com/profiles/*/tradeoffers/*",
    "*://*.steamcommunity.com/profiles/*/tradeoffers/*",
    "https://api.skins.com/*",
    "*://ws.skins.com/*",
    "*://steampowered.com/*",
    "*://*.steampowered.com/*",
    "https://api.steampowered.com/*"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self';"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "src/auth/content-script.js",
        "src/steam/tradeoffers-banner.js",
        "chunks/*.js"
      ],
      "matches": [
        "*://skins.com/*",
        "*://*.skins.com/*",
        "*://steamcommunity.com/*",
        "*://*.steamcommunity.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "skinscom-p2p-extension@skins.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "websiteActivity"
        ]
      }
    }
  }
}