chore: add changeset

Author: siddsriv

.changeset/clean-berries-march.md

@@ -0,0 +1,5 @@
+---
+"@smithy/node-http-handler": minor
+---
+
+destroy isolated http2 session and manage timeout

packages/node-http-handler/src/node-http2-handler.ts

@@ -251,9 +251,7 @@ export class NodeHttp2Handler implements HttpHandler<NodeHttp2HandlerOptions> {
 
           // Ensure the isolated session is destroyed when the response body stream ends.
           // The stream "close" event (below) is the primary cleanup path, but it may not
-          // fire if the consumer never reads the body (e.g. deserialization error, dropped
-          // reference) or on certain Node.js versions/platforms. This provides a reliable
-          // secondary cleanup path.
+          // fire if the consumer never reads the body. This provides a secondary cleanup path.
           clientHttp2Stream.on("end", () => {
             ref.destroy();
           });
@@ -271,8 +269,7 @@ export class NodeHttp2Handler implements HttpHandler<NodeHttp2HandlerOptions> {
         }
         if (!fulfilled) {
           // If the session was destroyed (e.g. by sessionTimeout) before the response
-          // arrived, this is a timeout — type it accordingly so the SDK retry logic
-          // can classify it as transient.
+          // arrived, type it as a Timeout so the retry logic kicks in.
           const error = new Error("Unexpected error: http2 request did not get a response");
           if (session.destroyed) {
             error.name = "TimeoutError";