Examine source code of Optistart

{
  "manifest_version" : 3 ,
  "name" : "__MSG_extName__" ,
  "version" : "2.7.2",
  "description" : "__MSG_extDescription__" ,
  "permissions" : [
    "history" ,
    "topSites" ,
    "storage" ,
    "search" 
  ],
  "host_permissions" : [
    "https://merino.services.mozilla.com/*" ,
    "https://api.openligadb.de/*" ,
    "https://api.jolpi.ca/*" 
  ],
  "chrome_url_overrides" : {
    "newtab" : "newtab.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      },
      "id": "optistart@darclux"
    }
  },
  "icons" : {
    "16" : "icons/icon-16.png",
    "32" : "icons/icon-32.png",
    "48" : "icons/icon-48.png",
    "96" : "icons/icon-96.png",
    "128" : "icons/icon-128.png"
  },
  "optional_host_permissions" : [
    "https://*/*" ,
    "http://*/*" 
  ],
  "chrome_settings_overrides" : {
    "homepage" : "newtab.html"
  },
  "content_scripts" : [
    {
      "matches" : [
        "https://chatgpt.com/*" 
      ],
      "js" : [
        "chatgpt-submit.js" 
      ],
      "run_at" : "document_idle" 
    }
  ],
  "default_locale" : "de" 
}