Update README: Remove custom peer ID documentation

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

README.md

@@ -437,26 +437,16 @@ const newPeers = await client.offers.findByTopic('movie-xyz', {
 
 ### Authentication
 
-#### `client.register(customPeerId?)`
+#### `client.register()`
 Register a new peer and receive credentials.
 
+Generates a cryptographically random 128-bit peer ID.
+
 ```typescript
-// Auto-generate peer ID
 const creds = await client.register();
 // { peerId: 'f17c195f067255e357232e34cf0735d9', secret: '...' }
-
-// Or use a custom peer ID (1-128 characters)
-const customCreds = await client.register('my-custom-peer-id');
-// { peerId: 'my-custom-peer-id', secret: '...' }
 ```
 
-**Parameters:**
-- `customPeerId` (optional): Custom peer ID (1-128 characters). If not provided, a random ID will be generated.
-
-**Notes:**
-- Returns 409 Conflict if the custom peer ID is already in use
-- Custom peer IDs must be non-empty and between 1-128 characters
-
 ### Topics
 
 #### `client.offers.getTopics(options?)`

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@xtr-dev/rondevu-client",
-  "version": "0.7.11",
+  "version": "0.7.12",
   "description": "TypeScript client for Rondevu topic-based peer discovery and signaling server",
   "type": "module",
   "main": "dist/index.js",

src/auth.ts

@@ -29,21 +29,16 @@ export class RondevuAuth {
 
   /**
    * Register a new peer and receive credentials
-   * @param customPeerId - Optional custom peer ID (1-128 characters). If not provided, a random ID will be generated.
+   * Generates a cryptographically random peer ID (128-bit)
-   * @throws Error if registration fails (e.g., peer ID already in use)
+   * @throws Error if registration fails
    */
-  async register(customPeerId?: string): Promise<Credentials> {
+  async register(): Promise<Credentials> {
-    const body: { peerId?: string } = {};
-    if (customPeerId !== undefined) {
-      body.peerId = customPeerId;
-    }
-
     const response = await this.fetchFn(`${this.baseUrl}/register`, {
       method: 'POST',
       headers: {
         'Content-Type': 'application/json',
       },
-      body: JSON.stringify(body),
+      body: JSON.stringify({}),
     });
 
     if (!response.ok) {

src/rondevu.ts

@@ -100,10 +100,10 @@ export class Rondevu {
 
   /**
    * Register and initialize authenticated client
-   * @param customPeerId - Optional custom peer ID (1-128 characters). If not provided, a random ID will be generated.
+   * Generates a cryptographically random peer ID (128-bit)
    */
-  async register(customPeerId?: string): Promise<Credentials> {
+  async register(): Promise<Credentials> {
-    this.credentials = await this.auth.register(customPeerId);
+    this.credentials = await this.auth.register();
 
     // Create offers API instance
     this._offers = new RondevuOffers(