Feat/error boundaries (#2779)

* - Changed to objectNameSingular always defined
- Added ErrorCatchAll

* - Added mock mode for companies logged out
- Added a proper ErrorBoundary component

* Removed react-error-boundary

* Implemented proper ErrorBoundary

* Fixes

* Change strategy about mocks

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

front/src/modules/settings/data-model/hooks/useRelationFieldPreviewValue.ts

@@ -10,12 +10,13 @@ export const useRelationFieldPreviewValue = ({
 }) => {
   const { findObjectMetadataItemById } = useObjectMetadataItemForSettings();
 
+  // TODO: make this impossible to be undefined
   const relationObjectMetadataItem = relationObjectMetadataId
     ? findObjectMetadataItemById(relationObjectMetadataId)
     : undefined;
 
   const { records: relationObjects } = useFindManyRecords({
-    objectNamePlural: relationObjectMetadataItem?.namePlural,
+    objectNameSingular: relationObjectMetadataItem?.nameSingular ?? '',
     skip: skip || !relationObjectMetadataItem,
   });