pref: 针对 HiDPI 屏幕捕获的优化。

src/stores/led-strip.store.tsx

@@ -4,7 +4,7 @@ import { LedStripConfig, LedStripPixelMapper } from '../models/led-strip-config'
 export const [ledStripStore, setLedStripStore] = createStore({
   strips: new Array<LedStripConfig>(),
   mappers: new Array<LedStripPixelMapper>(),
-  colors: new Array<string>(),
+  colors: new Uint8ClampedArray(),
   sortedColors: new Uint8ClampedArray(),
   get totalLedCount() {
     return Math.max(0, ...ledStripStore.mappers.map((m) => Math.max(m.start, m.end)));