Carry a bundle's seat traffic under its own name and kind, and start a module as its own account (hq ADR 0259)

node-tools/internal/launch/event_answer_test.go

@@ -40,6 +40,9 @@ func (b *subscribing) State(string, json.RawMessage) (json.RawMessage, error) {
 func (b *subscribing) Watch(json.RawMessage, func(json.RawMessage) error) (func(), error) {
 	return func() {}, nil
 }
+func (b *subscribing) Seat(string, json.RawMessage, func(string, any) (json.RawMessage, error)) (json.RawMessage, error) {
+	return nil, nil
+}
 func (b *subscribing) Subscribe(d func(json.RawMessage) error) error {
 	b.mu.Lock()
 	defer b.mu.Unlock()