8.6.1 / 2024-09-03

• fix(document): avoid unnecessary clone() in applyGetters() that was preventing getters from running on 3-level deep subdocuments #14844 #14840 #14835
• fix(model): throw error if bulkSave() did not insert or update any documents #14837 #14763
• fix(cursor): throw error in ChangeStream constructor if changeStreamThunk() throws a sync error #14846
• types(query): add $expr to RootQuerySelector #14845
• docs: update populate.md to fix missing match: { } #14847 makhoulshbeeb