feat: disable atomic operation on nestjs graphql models (#751)

* feat: no atomic

* feat: update front not atomic operations

* feat: optional fields for person model & use proper gql type

* Fix bug display name

* Fix bug update user

* Fixed bug avatar URL

* Fixed display name on people cell

* Fix lint

* Fixed storybook display name

* Fix storybook requests

---------

Co-authored-by: Lucas Bordeau <bordeau.lucas@gmail.com>

front/src/modules/people/components/EditablePeopleFullName.tsx

@@ -8,7 +8,14 @@ import { PersonChip } from './PersonChip';
 type OwnProps = {
   person:
     | Partial<
-        Pick<Person, 'id' | 'firstName' | 'lastName' | '_commentThreadCount'>
+        Pick<
+          Person,
+          | 'id'
+          | 'firstName'
+          | 'lastName'
+          | 'displayName'
+          | '_commentThreadCount'
+        >
       >
     | null
     | undefined;
@@ -49,7 +56,7 @@ export function EditablePeopleFullName({
       nonEditModeContent={
         <NoEditModeContainer>
           <PersonChip
-            name={person?.firstName + ' ' + person?.lastName}
+            name={`${person?.firstName ?? ''} ${person?.lastName ?? ''}`}
             id={person?.id ?? ''}
             clickable
           />