feat: enhanced error handling ui (#3021)

* feat: better error handling

* better error handling

* try to fix netlify build

* remove new line

platform/ui/src/components/index.js

@@ -8,7 +8,7 @@ import Dialog from './Dialog';
 import Dropdown from './Dropdown';
 import EmptyStudies from './EmptyStudies';
 import ErrorBoundary from './ErrorBoundary';
-import Icon from './Icon';
+import Icon, { addIcon } from './Icon';
 import IconButton from './IconButton';
 import Input from './Input';
 import InputDateRange from './InputDateRange';
@@ -89,6 +89,7 @@ export {
   ExpandableToolbarButton,
   ListMenu,
   Icon,
+  addIcon,
   IconButton,
   Input,
   InputDateRange,