Need help with my code.

I am currently working on a routine maker app. When I add a task and then edit it by clicking on save changes, it says Method Not Allowed The method is not allowed for the requested URL by going to http://127.0.0.1:5000/edit when i delete, it says the same thing, but goes to http://127.0.0.1:5000/delete/1 what am i doing wrong? I have also sent the code in the chat