draw wall시 name 추가

src/components/Roof2.jsx

@@ -444,6 +444,7 @@ export default function Roof2() {
       const trestlePoly = new QPolygon(offsetPolygonPoint, {
         fill: 'transparent',
         stroke: 'red',
+        strokeDashArray: [5, 5],
         strokeWidth: 1,
         selectable: true,
         fontSize: fontSize,

src/hooks/useMode.js

@@ -521,6 +521,7 @@ export function useMode() {
 
     // handleOuterlines()
     const wall = makePolygon()
+    wall.set({ name: 'wall' })
     setWall(wall)
 
     return wall