Examine source code of bcons - PHP debug helper

{
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDesc__",
  "manifest_version": 3,
  "version": "1.3",
  "devtools_page": "devtools.html",
  "default_locale": "en",
  "author": "developers@bcons.dev",
  "homepage_url": "https://bcons.dev",
  "icons": {
    "16": "images/icon-16.png",
    "32": "images/icon-32.png",
    "48": "images/icon-48.png",
    "128": "images/icon-128.png"
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "action": {
    "default_area": "navbar",
    "default_popup": "options/options.html"
  },
  "permissions": [
    "storage",
    "declarativeNetRequest",
    "tabs",
    "webNavigation"
  ],
  "host_permissions": [
    "https://*/*",
    "http://*/*"
  ],
  "content_scripts": [
    {
      "js": [
        "webComponents/bcons2devtools.js",
        "scripts/content.js"
      ],
      "matches": [
        "https://*/*",
        "http://*/*"
      ]
    }
  ],
  "background": {
    "scripts": [
      "scripts/serviceWorker.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "bconsbrowserextension@bcons.dont.spam",
      "strict_min_version": "113.0"
    }
  },
  "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAk4rxhhI34MKnCuqMi/4l/66azVwnGDrpPoTmNzh6C+ciKfHEms5eAo9dklQEmH74w0WGSkp2pK+PcSaXJN8fgSV9Ug4S151zdQSzY/y8UDks1J/3xRu1sfSUMSqCE5qJHGnj9a7l6JQ3vs9pc15qn4TLuHtm/sexHVIP1uaAluzhkqQ9gNNXszRKDKIbFeg9Uvd5knMsmToYnJ7kPtn5gRXxwJTwZU60NsUOPTwix5IgQGoTe/CFTjc6n5qhk7UZVO9PU3gmLqNhqtqMzjRpJERevZ3FQaokUIs6owRv8tPeTxW5zCfsXAh+tikEenP0qMfGr7QIaWXKZEos0G7PYQIDAQAB"
}