claudetool: add some cleanup TODOs to bash background execution
diff --git a/claudetool/bash.go b/claudetool/bash.go
index 233b0b7..2edd230 100644
--- a/claudetool/bash.go
+++ b/claudetool/bash.go
@@ -114,6 +114,7 @@
 			return "", err
 		}
 		// Marshal the result to JSON
+		// TODO: emit XML(-ish) instead?
 		output, err := json.Marshal(result)
 		if err != nil {
 			return "", fmt.Errorf("failed to marshal background result: %w", err)
@@ -254,6 +255,8 @@
 	if timeout > 0 {
 		// Launch a goroutine that will kill the process after the timeout
 		go func() {
+			// TODO(josh): this should use a context instead of a sleep, like executeBash above,
+			// to avoid goroutine leaks. Possibly should be partially unified with executeBash.
 			// Sleep for the timeout duration
 			time.Sleep(timeout)