feat: soft delete (#6576)

Implement soft delete on standards and custom objects.
This is a temporary solution, when we drop `pg_graphql` we should rely
on the `softDelete` functions of TypeORM.

---------

Co-authored-by: Félix Malfait <felix.malfait@gmail.com>
Co-authored-by: Lucas Bordeau <bordeau.lucas@gmail.com>

packages/twenty-server/src/engine/metadata-modules/field-metadata/interfaces/object-metadata.interface.ts

@@ -20,4 +20,5 @@ export interface ObjectMetadataInterface {
   isAuditLogged: boolean;
   labelIdentifierFieldMetadataId?: string | null;
   imageIdentifierFieldMetadataId?: string | null;
+  isSoftDeletable?: boolean | null;
 }

packages/twenty-server/src/engine/metadata-modules/object-metadata/object-metadata.entity.ts

@@ -69,6 +69,9 @@ export class ObjectMetadataEntity implements ObjectMetadataInterface {
   @Column({ default: true })
   isAuditLogged: boolean;
 
+  @Column({ nullable: true, type: 'boolean' })
+  isSoftDeletable?: boolean | null;
+
   @Column({ nullable: true, type: 'uuid' })
   labelIdentifierFieldMetadataId?: string | null;