Examine source code of PQSpy

{
  "manifest_version": 2,
  "name": "PQSpy",
  "description": "Shows whether the connection was protected with post-quantum encryption",
  "version": "0.1.2",
  "browser_action": {
    "default_icon": {
      "32": "icons/unk.png"
    },
    "default_title": "PQSpy",
    "default_popup": "popup.html"
  },
  "permissions": [
    "tabs",
    "webRequest",
    "webRequestBlocking",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "32": "icons/yes.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "62.0",
      "id": "{f507746b-2607-45b1-b022-d87a5c5ea3b7}"
    }
  }
}