BiometricRequestHandler

BiometricRequestHandler = (action) => Promise<void>

Defined in: packages/wallets/src/utils/device-signers/IframeDeviceSignerKeyStorage.ts:34 Callback invoked before a WebAuthn ceremony to obtain user activation. Implementations should show a UI prompt and resolve when the user interacts (e.g. clicks a button).

Parameters

Parameter	Type	Description
`action`	`"createCredential"` \| `"sign"`	The biometric action being requested: `"createCredential"` for wallet creation, `"sign"` for transaction signing.

Promise<void>