:spark: 支持系统截屏功能

public/preload.js

@@ -113,6 +113,13 @@ window.rubick = {
   setFeature(feature) {
     return ipcSendSync('setFeature', { feature });
   },
+  screenCapture(cb) {
+    typeof cb === 'function' &&
+      (window.rubick.hooks.onScreenCapture = ({ data }) => {
+        cb(data);
+      });
+    ipcSendSync('screenCapture');
+  },
   removeFeature(code) {
     return ipcSendSync('removeFeature', { code });
   },