Checklist functionality - incorrect insertion of a new task

[ergo-naut]

Checklist

• [ x ] I am reporting an issue with an existing feature that is not working as intended.
• [ x ] I searched for existing issues on GitHub

Description

Checklist functionality - incorrect insertion of a new task

Expected behavior

When copying an task from one checklist to another - not only is a new task added to the new checklist (which is correct), but the first task of the existing list is also overwritten.

Actual behavior

I copy an task from yesterday's checklist that is not done and want to add it to today's existing checklist. The first task of the new checklist is overwritten.

Steps to Play

copy task from other checklist

add task in new checklist

paste - add new task and change old first task

Screenshots and Videos

Environment

Device: iPhone

iOS Version: 18.5

Application Version: 11.13.2