fix: add firstName and lastName to user model (#473)

* fix: add firstname and lastanme to user model

* fix: avoid undefined in displayName resolve field

* fix: user firstName and lastName instead of firstname lastname

* fix: person table proper naming firstName lastName

* fix: migrate front with firstName and lastName

* fix: make front-graphql-generate not working

server/src/core/@generated/user/user-max-aggregate.output.ts

@@ -13,7 +13,13 @@ export class UserMaxAggregate {
 
     @Field(() => String, {nullable:true})
     @Validator.IsString()
-    @Validator.IsOptional()
+    firstName?: string;
+
+    @Field(() => String, {nullable:true})
+    @Validator.IsString()
+    lastName?: string;
+
+    @HideField()
     displayName?: string;
 
     @Field(() => String, {nullable:true})