Examine source code of Uno Password Manager

{
  "name": "Uno Password Manager",
  "manifest_version": 2,
  "version": "1.0.34",
  "description": "Auto sign-in to your Uno secured accounts and access your passwords + 2FA codes from the browser.",
  "content_security_policy": "default-src 'none'; base-uri 'none'; form-action 'none'; img-src 'self' blob: data: https: data:; style-src 'self' 'unsafe-inline'; font-src 'self' data:; script-src 'self' 'unsafe-eval' https://cdn.segment.com/next-integrations/; connect-src https://api.uno.app https://accounts.google.com https://cdn.segment.com https://api.segment.io https://gmail.googleapis.com https://accounts.google.com/o/oauth2/revoke https://o4504873656909824.ingest.sentry.io https://asset.brandfetch.io;",
  "web_accessible_resources": [
    "images/*",
    "modals/*",
    "*.js",
    "*.css",
    "*.json"
  ],
  "default_locale": "en",
  "icons": {
    "16": "images/icon-16-2x.png",
    "32": "images/icon-32-2x.png",
    "48": "images/icon-48-2x.png",
    "128": "images/icon-128-2x.png",
    "256": "images/icon-256-2x.png",
    "512": "images/icon-512-2x.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.entry.js"
      ],
      "run_at": "document_start",
      "all_frames": true
    }
  ],
  "permissions": [
    "identity",
    "storage",
    "activeTab",
    "webNavigation",
    "https://api.uno.app/*",
    "<all_urls>",
    "nativeMessaging"
  ],
  "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAjawHopnN+NOmBybkgPq9nMZfEm9B5ZMV6lbKhb3Y/LYYdAFDgPlb+CLCFkwXY0EL/76JO/3698swwpxZX4sgLVwEBFawch5AGad6Xo51B3Z4LjhK8UZsWWohbJn9+/uxjD0cxUbiMbwJnaJhCRAZzGbgOQhf5/4+gHvhSY6MjekMtYxhqTUO60MVoJ05G3l1KyExlEiL8A4wYm6xsTxn8QlQZFGwvN4fR+6nGGM/8mrB6uNAF9M0uuvPMuu7rM5BiTRBVLtJHwDxLYsmT9ZFlhoSV9E7DAqUHgttd7VxLzYcjUoDf2a4fqodoUuCwH/CiHSao4skLcmSJUaXhdfdywIDAQAB",
  "oauth2": {
    "client_id": "126434754233-14ne4ffp5puk01v6257hrr2hp44vtvkp.apps.googleusercontent.com",
    "scopes": [
      "https://www.googleapis.com/auth/gmail.readonly",
      "https://www.googleapis.com/auth/gmail.modify"
    ],
    "redirect_uris": [
      "https://aedmcpfnnmbdobnjpglgjkhdpljdcfmh.chromiumapp.org/"
    ]
  },
  "background": {
    "scripts": [
      "background.entry.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_icon": {
      "16": "images/icon-16-2x.png",
      "32": "images/icon-32-2x.png"
    },
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{60d46bed-4224-42fd-ba66-673821cdc836}"
    }
  }
}