Update headers

Author: khorwood-openai

lib/api.js

@@ -114,13 +114,10 @@ export class RealtimeAPI extends RealtimeEventHandler {
       const WebSocket = wsModule.default;
       const ws = new WebSocket(
         'wss://api.openai.com/v1/realtime?model=gpt-4o-realtime-preview-2024-10-01',
-        [],
         {
-          finishRequest: (request) => {
-            // Auth
-            request.setHeader('Authorization', `Bearer ${this.apiKey}`);
-            request.setHeader('OpenAI-Beta', 'realtime=v1');
-            request.end();
+          headers: {
+            Authorization: `Bearer ${this.apiKey}`,
+            'OpenAI-Beta': 'realtime=v1',
           },
         },
       );