[SDK] generateWallet utility function (#2602)

Co-authored-by: Jonas Daniels <jonas.daniels@outlook.com>

Author: gregfromstl

.changeset/stupid-impalas-press.md

@@ -0,0 +1,5 @@
+---
+"thirdweb": minor
+---
+
+Adds generateAccount function for generating a random local account

packages/thirdweb/src/exports/wallets.ts

@@ -8,10 +8,15 @@ export {
 export type { Wallet, Account } from "../wallets/interfaces/wallet.js";
 export type { ConnectionStatus } from "../wallets/manager/index.js";
 
+// utils
 export {
   getWalletBalance,
   type GetWalletBalanceOptions,
 } from "../wallets/utils/getWalletBalance.js";
+export {
+  generateAccount,
+  type GenerateAccountOptions,
+} from "../wallets/utils/generateAccount.js";
 
 // private-key
 export {

packages/thirdweb/src/wallets/utils/generateAccount.ts

@@ -0,0 +1,28 @@
+import { secp256k1 } from "@noble/curves/secp256k1";
+import type { Account } from "../interfaces/wallet.js";
+import { toHex } from "../../utils/encoding/hex.js";
+import { privateKeyAccount } from "../private-key.js";
+import type { ThirdwebClient } from "../../client/client.js";
+
+export type GenerateAccountOptions = {
+  client: ThirdwebClient;
+};
+
+/**
+ * Generates a new account with a random private key.
+ * @param options - The options for generating the account.
+ * @param options.client - The Thirdweb client to use for the generated account.
+ * @returns A Thirdweb account.
+ * @example
+ * ```ts
+ * import { generateAccount } from "thirdweb/wallets";
+ * const account = await generateAccount({ client });
+ * ```
+ * @walletUtils
+ */
+export async function generateAccount(
+  options: GenerateAccountOptions,
+): Promise<Account> {
+  const privateKey = toHex(secp256k1.utils.randomPrivateKey());
+  return privateKeyAccount({ privateKey, client: options.client });
+}