Initial commit for screen cap feature

app/components/chat/ScreenshotStateManager.tsx

@@ -0,0 +1,33 @@
+import { useEffect } from 'react';
+
+interface ScreenshotStateManagerProps {
+  setUploadedFiles?: (files: File[]) => void;
+  setImageDataList?: (dataList: string[]) => void;
+  uploadedFiles: File[];
+  imageDataList: string[];
+}
+
+export const ScreenshotStateManager = ({
+  setUploadedFiles,
+  setImageDataList,
+  uploadedFiles,
+  imageDataList,
+}: ScreenshotStateManagerProps) => {
+  useEffect(() => {
+    if (setUploadedFiles && setImageDataList) {
+      (window as any).__BOLT_SET_UPLOADED_FILES__ = setUploadedFiles;
+      (window as any).__BOLT_SET_IMAGE_DATA_LIST__ = setImageDataList;
+      (window as any).__BOLT_UPLOADED_FILES__ = uploadedFiles;
+      (window as any).__BOLT_IMAGE_DATA_LIST__ = imageDataList;
+    }
+
+    return () => {
+      delete (window as any).__BOLT_SET_UPLOADED_FILES__;
+      delete (window as any).__BOLT_SET_IMAGE_DATA_LIST__;
+      delete (window as any).__BOLT_UPLOADED_FILES__;
+      delete (window as any).__BOLT_IMAGE_DATA_LIST__;
+    };
+  }, [setUploadedFiles, setImageDataList, uploadedFiles, imageDataList]);
+
+  return null;
+};