Examine source code of Bing Search and Homepage

{
  "background": {
    "service_worker": "./scripts/rootServiceWorker.js",
    "type": "module"
  },
  "action": {
    "default_icon": "./assets/Logo_48.png"
  },
  "externally_connectable": {
    "matches": [
      "https://www.bing.com/*",
      "https://browserdefaults.microsoft.com/*"
    ]
  },
  "chrome_settings_overrides": {
    "homepage": "https://www.bing.com/?pc=__PARAM__BG00",
    "search_provider": {
      "favicon_url": "https://www.bing.com/favicon.ico",
      "is_default": true,
      "prepopulated_id": 3,
      "search_url": "https://www.bing.com/search?EID=MBHSC&form=BGGCMF&pc=__PARAM__BG00&q={searchTerms}",
      "suggest_url": "https://www.bing.com/osjson.aspx?form=BGGCSS&pc=__PARAM__BG00&query={searchTerms}"
    },
    "startup_pages": [
      "https://www.bing.com/?pc=__PARAM__BG00"
    ]
  },
  "default_locale": "en",
  "description": "__MSG_ExtnDescription__",
  "icons": {
    "16": "assets/Logo.png",
    "48": "assets/Logo_48.png",
    "128": "assets/Logo_128.png"
  },
  "manifest_version": 3,
  "name": "__MSG_ExtnName__",
  "host_permissions": [
    "https://www.bing.com/*",
    "https://browserdefaults.microsoft.com/*",
    "https://go.microsoft.com/*",
    "https://dc.services.visualstudio.com/*",
    "https://services.bingapis.com/*",
    "https://chrome.google.com/*",
    "https://browserdefaults.chinacloudsites.cn/*",
    "https://bgextnfal.azurewebsites.net/*",
    "https://browser.pipe.aria.microsoft.com/*",
    "https://us.pipe.aria.microsoft.com/*",
    "https://de.pipe.aria.microsoft.com/*",
    "https://jp.pipe.aria.microsoft.com/*",
    "https://au.pipe.aria.microsoft.com/*",
    "https://eu.pipe.aria.microsoft.com/*",
    "https://pf.pipe.aria.microsoft.com/*",
    "https://tb.pipe.aria.microsoft.com/*"
  ],
  "permissions": [
    "cookies",
    "declarativeNetRequest",
    "tabs",
    "alarms",
    "storage",
    "contextMenus",
    "notifications",
    "scripting",
    "nativeMessaging"
  ],
  "short_name": "__MSG_ExtnName__",
  "update_url": "https://clients2.google.com/service/update2/crx",
  "version": "1.0.0.2",
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtP6QhnKZmQbXl4yrCLUYGTLaKvMsyipaXZX0E1CnFxoF+FPxQIooOppftiEX6YHn+PlOJwbF0TeCoNgaAEpF+0lyUXB0XRfAaS5mzwtasreoQe54HZkSdYJ3z5msDaBRuT05VL5NkdRS9JF4eqG+0yQuUX2lsnq3RKg4w1/DW9YnvYWyUhT/IWF3wDnMbBQ7O7ZriQJ5raID88orke5ZUqyAHSEJFDV7K+m6FzA8Cm/+5bq/JaaR+GcELZ2Vj9xlor/lnAY72Ly5gPcpeQTUcqdUnMC3WdEwSseaUdIznvw872YOp8xaRRfAs4gPWEJ2afS1Zw5z1LQojfIUfSA2pwIDAQAB",
  "web_accessible_resources": [
    {
      "resources": [
        "images/bgextn.png"
      ],
      "matches": []
    }
  ]
}