优化

internal/service/api_metadata.go

@@ -177,3 +177,9 @@ func routeMetadata(method, path string) (string, string) {
 	}
 	return routeGroup(path), ""
 }
+
+// RouteMetadata exposes the administration API grouping and description to
+// transport-level documentation without leaking the metadata table itself.
+func RouteMetadata(method, path string) (string, string) {
+	return routeMetadata(method, path)
+}