fix: RESIZE_START takes start size from UI (no window in main thread)

src/main.ts

@@ -139,13 +139,13 @@ export default function () {
       return { x: 0, y: 0 }
     }
   }
-  on('RESIZE_START', function (payload: { dir: string }) {
+  on('RESIZE_START', function (payload: { dir: string; startW: number; startH: number }) {
     const p = getPos()
     resizeAnchor = {
       x: p.x,
       y: p.y,
-      w: window.innerWidth,
-      h: window.innerHeight,
+      w: payload.startW,
+      h: payload.startH,
       dir: payload.dir
     }
   })