From e1f7f0b070d4fb8e108280c3a522ea3d4f1ae630 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=8C=82=E4=B9=8B=E9=92=B3?= <claw@hdtime.space>
Date: Fri, 24 Jul 2026 14:05:07 +0000
Subject: [PATCH] fix: add missing <optional> include in assembly.h

---
 include/vde/brep/assembly.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/vde/brep/assembly.h b/include/vde/brep/assembly.h
index af711d0..51007ed 100644
--- a/include/vde/brep/assembly.h
+++ b/include/vde/brep/assembly.h
@@ -3,6 +3,7 @@
 #include "vde/core/transform.h"
 #include <string>
 #include <vector>
+#include <optional>
 #include <memory>
 
 namespace vde::brep {