client/go: LazyBrowseNode walker for lazy hierarchy browse

clients/go/mxgateway/options.go

@@ -36,6 +36,28 @@ type Options struct {
 	DialOptions []grpc.DialOption
 }
 
+// BrowseChildrenOptions configures lazy Galaxy hierarchy walks performed by
+// (*GalaxyClient).Browse and (*LazyBrowseNode).Expand. All fields are optional;
+// the zero value matches the dashboard default (no filters, all attributes per
+// the server default).
+type BrowseChildrenOptions struct {
+	// CategoryIds restricts results to the listed Galaxy category ids when set.
+	CategoryIds []int32
+	// TemplateChainContains restricts results to objects whose template chain
+	// contains any of the listed template tag names.
+	TemplateChainContains []string
+	// TagNameGlob restricts results to objects whose tag name matches the glob
+	// pattern when non-empty.
+	TagNameGlob string
+	// IncludeAttributes overrides the server default for attribute inclusion when
+	// non-nil. The pointer form mirrors the proto's optional field.
+	IncludeAttributes *bool
+	// AlarmBearingOnly limits results to alarm-bearing objects when true.
+	AlarmBearingOnly bool
+	// HistorizedOnly limits results to historized objects when true.
+	HistorizedOnly bool
+}
+
 // RedactedAPIKey returns a display-safe representation of the configured API
 // key for diagnostics and CLI output.
 func (o Options) RedactedAPIKey() string {