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

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

front/src/modules/activities/files/hooks/useAttachments.tsx

@@ -5,7 +5,7 @@ import { ActivityTargetableEntity } from '../../types/ActivityTargetableEntity';
 
 export const useAttachments = (entity: ActivityTargetableEntity) => {
   const { records: attachments } = useFindManyRecords({
-    objectNamePlural: 'attachments',
+    objectNameSingular: 'attachment',
     filter: {
       [entity.type === 'Company' ? 'companyId' : 'personId']: { eq: entity.id },
     },