update

ts/core_fetch/response.ts

@@ -69,6 +69,13 @@ export class CoreResponse<T = any> extends AbstractCoreResponse<T> implements ty
     return this.response.body;
   }
 
+  /**
+   * Node.js stream method - not available in browser
+   */
+  streamNode(): never {
+    throw new Error('streamNode() is not available in browser/fetch environment. Use stream() for web-style ReadableStream.');
+  }
+  
   /**
    * Get the raw Response object
    */