pad: address clang-tidy round 2

gadfort · gadfort · commit 097ff9552d7c · 2025-11-09T18:00:50.000-05:00
Signed-off-by: Peter Gadfort &lt;peter.gadfort@gmail.com&gt;
diff --git a/src/pad/src/PadPlacer.h b/src/pad/src/PadPlacer.h
@@ -5,6 +5,7 @@
 
 #include <cstdint>
 #include <map>
+#include <optional>
 #include <set>
 #include <utility>
 #include <vector>
