Examine source code of Product Manual Center

{
  "manifest_version": 3,
  "version": "0.0.4",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "name": "Product Manual Center",
  "description": "Find what you need in Product Manual Center without digging around. Search manuals across brands, open pages fast, and download PDFs to keep offline. Basic, easy to use, and no account required. Powered by Yahoo® toolbar search.",
  "action": {
    "default_title": "Product Manual Center",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "64": "icons/icon64.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "64": "icons/icon64.png"
  },
  "permissions": [
    "activeTab",
    "storage",
    "search",
    "cookies",
    "alarms",
    "webRequest"
  ],
  "host_permissions": [
    "https://*.productmanualcenter.com/*",
    "https://*.productmanualcenters.com/*",
    "https://*.accessusermanuals.com/*",
    "https://*.accesstousermanuals.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "consent.js"
      ]
    }
  ],
  "options_ui": {
    "page": "options.html"
  },
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "Product Manual Center",
      "keyword": "manual",
      "search_url": "https://search.accessusermanuals.com/search?q={searchTerms}",
      "favicon_url": "favicon.ico",
      "is_default": true
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{52cbc822-77f4-4b01-8391-2bf9f7d24a2c}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}