B5g3-5: the tool runner receives a chunked seat answer and hands the bundle the whole

Builds: design 47 G §681, §712, A-237, A-249, A-139

Claude-Session: https://claude.ai/code/session_01NcbgfGKaxw984XyAPfLm4h

node-tools/internal/runtime/runtime.go

@@ -915,7 +915,11 @@ func (b *moduleBus) Ask(params json.RawMessage) (json.RawMessage, error) {
 	if len(asked.Body) == 0 {
 		body = map[string]any{}
 	}
-	answered, err := b.all.conn.AskAs(b.module, asked.Key, body)
+	ask := b.all.conn.AskAs
+	if b.all.chunked(asked.Key) {
+		ask = b.all.conn.AskAsChunked // the runner receives the chunks of the answer; the bundle receives none (design 47 G A-249)
+	}
+	answered, err := ask(b.module, asked.Key, body)
 	if err != nil {
 		return nil, err
 	}