Examine source code of Crowdvns

{
  "name": "crowdvns",
  "description": "Crowdsource the vns!",
  "manifest_version": 3,
  "commands": {
    "toggle-crowdvns": {
      "description": "Toggle CrowdVNS",
      "suggested_key": {
        "default": "Alt+Shift+A"
      }
    }
  },
  "background": {
    "scripts": [
      "service-worker-loader.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "js": [
        "assets/contentScript.ts-loader-C6udfvLI.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "icons": {
    "300": "images/preview.png"
  },
  "web_accessible_resources": [
    {
      "matches": [
        "<all_urls>"
      ],
      "resources": [
        "images/loader.svg",
        "src/styles.css"
      ]
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "resources": [
        "assets/preview-BGole2ag.png",
        "assets/adapter-D3To0Irs.js",
        "assets/contentScript.ts-D2gJrw5c.js"
      ]
    }
  ],
  "permissions": [
    "identity"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{71a7747e-7733-4548-8096-dc512a2337c7}",
      "strict_min_version": "58.0"
    }
  },
  "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr8k2SGzEWoIxi5F+21H8EdluiKO03j35WqyIy4MfkrpsJmjA3OoDb3gR3VVMjMB++RGJKAAR74M3IXJ1PsIZ+dFIMXobo28jT+K6gk2ttu1xj8fskJQUPwjxenZbr0xiemYXpEH3uHRo3RLdAwhdddzHlV5EWOgUZYNii+9NS8T4TC/p1jO0yBt8wAx9+Oh8uwRegp0iFuR6SBguJXax5p4G33fdDVX0Um/gDdqPRCiC+PWDlZKt8qL42k23DnaC1PK6JKV4GFiyM+5QSt94poXM0vyjQNH+4SltHbJiiQSRmukWlFyXBWxl28FH4KH2zbZBJfNPjEksjG/rEAfWIQIDAQAB",
  "version": "3.4.12",
  "version_name": "3.4.12",
  "content_security_policy": {
    "extension_pages": "script-src 'self';connect-src 'self' https://us.i.posthog.com/ https://securetoken.googleapis.com https://identitytoolkit.googleapis.com https://firestore.googleapis.com https://us-central1-crowdvns.cloudfunctions.net/ https://crowdvns-default-rtdb.firebaseio.com wss://crowdvns-default-rtdb.firebaseio.com https://us-central1-crowdvns-dev.cloudfunctions.net/ https://crowdvns-dev-default-rtdb.europe-west1.firebasedatabase.app/ wss://crowdvns-dev-default-rtdb.europe-west1.firebasedatabase.app/ wss://s-euw1c-nss-2204.europe-west1.firebasedatabase.app https://firebasestorage.googleapis.com https://firebaseinstallations.googleapis.com https://firebaseremoteconfig.googleapis.com;object-src 'self'"
  }
}