Update internal/app/azldev/eventlistener.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: Fnuworsu

internal/app/azldev/eventlistener.go

@@ -23,6 +23,10 @@ type appEventListener struct {
 var _ opctx.EventListener = &appEventListener{}
 
 // NewEventListener creates a new event listener for the environment.
+//
+// When quiet is true, the listener suppresses spinner/progress rendering and other
+// control output to stderr (such as carriage-return updates), while still logging
+// all events via the provided eventLogger.
 func NewEventListener(eventLogger *slog.Logger, quiet bool) (*appEventListener, error) {
 	if eventLogger == nil {
 		return nil, errors.New("event logger cannot be nil")