Function createKeyHandle

Returns Result<
    Readonly<
        {
            algorithm: CustodyAlgorithm;
            capabilities: readonly ("sign" | "verify" | "unwrap")[];
            identity: (
                context?: Readonly<{ deadline: number; signal: AbortSignal }>,
            ) => Promise<Result<KeyIdentity>>;
            publicKey: (
                context?: Readonly<{ deadline: number; signal: AbortSignal }>,
            ) => Promise<Result<PublicKey>>;
            release: () => Promise<Result<true>>;
            sign: (
                algorithm: unknown,
                data: unknown,
                context: Context,
                options?: unknown,
            ) => Promise<Result<Uint8Array<ArrayBuffer>>>;
            unwrap: (
                algorithm: unknown,
                wrappedKey: unknown,
                context: Context,
                options?: unknown,
            ) => Promise<
                Result<
                    Readonly<
                        {
                            decrypt: (
                                ciphertext: unknown,
                                options: unknown,
                                context: Context,
                            ) => Promise<Result<(...)>>;
                            length: 128 | 256;
                            release: () => Promise<Result<(...)>>;
                        },
                    >,
                >,
            >;
            verify: (
                algorithm: unknown,
                signature: unknown,
                data: unknown,
                context: Context,
                options?: unknown,
            ) => Promise<Result<true>>;
        },
    >,
>