Add updated at column (#6506)

Introduced `updatedAt` column. and fix an existing bug where the field
edition page was crashing because we were trying to compute Date('now')
(param coming from the default value)

packages/twenty-server/src/engine/twenty-orm/base.workspace-entity.ts

@@ -30,11 +30,10 @@ export abstract class BaseWorkspaceEntity {
   @WorkspaceField({
     standardId: BASE_OBJECT_STANDARD_FIELD_IDS.updatedAt,
     type: FieldMetadataType.DATE_TIME,
-    label: 'Update date',
-    description: 'Update date',
-    icon: 'IconCalendar',
+    label: 'Last update',
+    description: 'Last time the record was changed',
+    icon: 'IconCalendarClock',
     defaultValue: 'now',
   })
-  @WorkspaceIsSystem()
   updatedAt: Date;
 }