Feat: FileManager (#98) (#703)

* feat: add file manager module

- Complete file manager implementation with UI/UX
- Add drive management functionality
- Add file upload/download with progress tracking
- Add stamp integration and handling
- Add bulk operations and context menus

Co-authored-by: Roland Seres <roland.seres90@gmail.com>
Co-authored-by: nidishk <nidishkrishnan45@gmail.com>

src/modules/filemanager/components/ErrorModal/ErrorModal.tsx

@@ -0,0 +1,21 @@
+import { ReactElement } from 'react'
+import './ErrorModal.scss'
+import { Button } from '../Button/Button'
+
+interface ErrorModalProps {
+  label: string
+  onClick: () => void
+}
+
+export function ErrorModal({ label, onClick }: ErrorModalProps): ReactElement {
+  return (
+    <div className="fm-error-modal-container">
+      <div className="fm-modal-window">
+        <div className="fm-error-modal-message">{label}</div>
+        <div className="fm-error-modal-button-container">
+          <Button variant="primary" label="OK" width={100} onClick={onClick} />
+        </div>
+      </div>
+    </div>
+  )
+}