From af954728d8d436ce463468ed7807c9a94ddbda8b Mon Sep 17 00:00:00 2001
From: ysCha <yscha@interplug.co.kr>
Date: Tue, 9 Jun 2026 09:41:33 +0900
Subject: [PATCH] =?UTF-8?q?[2234]=20=E6=89=8B=E5=8B=95=201=E6=9E=9A=20?=
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Co-Authored-By: Claude Opus 4 <noreply@anthropic.com>
---
 src/hooks/module/useModuleBasicSetting.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/hooks/module/useModuleBasicSetting.js b/src/hooks/module/useModuleBasicSetting.js
index e9a2aab5..18d92ab7 100644
--- a/src/hooks/module/useModuleBasicSetting.js
+++ b/src/hooks/module/useModuleBasicSetting.js
@@ -988,7 +988,10 @@ export function useModuleBasicSetting(tabNum) {
             if (!isIntersection) return
 
             tempModule.setCoords() //좌표 재정렬
-            if (checkModuleDisjointSurface(tempTurfModule, turfPolygon)) {
+            // [EDGE-PLACE-TOLERANCE 2026-06-09] 手動 1枚 배치: 端部에 딱 붙인 모듈이 소수 절단 잔차(±0.02)로 屋根 경계를 살짝 넘으면
+            //   spare=0 판정이 屋根外로 오인 → 「取り付け面からモジュールを取り付けることはできません」 경고. 屋根 절대좌표에 따라 2번째/3번째가 들쭉날쭉.
+            //   이동/삽입/정렬(isOutsideSurface)과 동일한 0.5 허용오차로 잔차 흡수.
+            if (checkModuleDisjointSurface(tempTurfModule, turfPolygon, 0.5)) {
               //마우스 클릭시 set으로 해당 위치에 셀을 넣음
               const isOverlap = manualDrawModules.some((module) => turf.booleanOverlap(tempTurfModule, polygonToTurfPolygon(module, true))) //겹치는지 확인
               if (!isOverlap) {