Examine source code of DontSpoof Vault

{
  "manifest_version": 2,
  "name": "DontSpoof Vault",
  "version": "1.2",
  "description": "Securely manage, generate, and share passwords locally with strong encryption and zero cloud dependency.",
  "permissions": [
    "storage",
    "clipboardWrite",
    "clipboardRead",
    "notifications",
    "tabs"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "background": {
    "scripts": [
      "browser-polyfill.min.js",
      "background.js"
    ],
    "persistent": false
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "web_accessible_resources": [
    "import.html",
    "icons/*"
  ],
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Ctrl+Shift+P",
        "mac": "Command+Shift+P"
      },
      "description": "Open DontSpoof Vault"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6c321982-ad5d-4264-8543-4843d46e4a08}"
    }
  }
}