Prevent leaking OpenAI organization-ids in error responses (khanon/oai-reverse-proxy!5)

src/proxy/middleware/response/index.ts

@@ -292,6 +292,9 @@ const handleDownstreamErrors: ProxyResHandlerWithBody = async (
   } else {
     errorPayload.proxy_note = `Unrecognized error from OpenAI.`;
   }
+  
+  // Don't leak the org id outside the proxy
+  errorPayload.message.replace(/org-.{24}/gm, "org-xxxxxxxxxxxxxxxxxxx");
 
   res.status(statusCode).json(errorPayload);
   throw new Error(errorPayload.error?.message);