feat: upgrade bot

packages/system/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@snort/system",
-  "version": "1.5.1",
+  "version": "1.5.2",
   "description": "Snort nostr system package",
   "type": "module",
   "main": "dist/index.js",

packages/system/src/signer.ts

@@ -4,6 +4,7 @@ import { EventExt } from "./event-ext";
 import { Nip4WebCryptoEncryptor } from "./impl/nip4";
 import { Nip44Encryptor } from "./impl/nip44";
 import { NostrEvent, NotSignedNostrEvent } from "./nostr";
+import { randomBytes } from "@noble/hashes/utils";
 
 export type SignerSupports = "nip04" | "nip44" | string;
 
@@ -31,6 +32,14 @@ export class PrivateKeySigner implements EventSigner {
     this.#publicKey = getPublicKey(this.#privateKey);
   }
 
+  /**
+   * Generate a new private key
+   */
+  static random() {
+    const k = randomBytes(32);
+    return new PrivateKeySigner(k);
+  }
+
   get supports(): string[] {
     return ["nip04", "nip44"];
   }