D1 (enrolment): the integration bed reads the seat-form states at the seat list's holders

Builds: design 47 G A-210, A-128

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

modules/mesh-enrolment/cmd/mesh-enrolment/integration_test.go

@@ -112,8 +112,17 @@ type busReader struct {
 	js  jetstream.JetStream
 }
 
+// bedHolders is the seat list of the bed: the vault and the node-engine each held by the module of the seat's name.
+func bedHolders(string, any) (json.RawMessage, error) {
+	return json.RawMessage(`{"seats":[{"seat":"mesh-vault","holders":[{"module":"mesh-vault"}]},{"seat":"node-engine","holders":[{"module":"node-engine"}]}]}`), nil
+}
+
 func (r busReader) bucket(state string) (jetstream.KeyValue, error) {
-	return r.js.KeyValue(r.ctx, strings.Replace(state, ".", "_", 1))
+	name, err := resolveState(bedHolders, state) // a state in the seat form is read at its seat's holder (A-210)
+	if err != nil {
+		return nil, err
+	}
+	return r.js.KeyValue(r.ctx, strings.Replace(name, ".", "_", 1))
 }
 
 func (r busReader) Keys(state string) ([]string, error) {