Install libgnome-todo-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libgnome-todo-dev
Description:
development library data for GNOME To Do
Library that provides GObject-based interface of GNOME To Do, simplistic personal task manager designed to perfectly fit the GNOME desktop. . This package contains the library development files.
Homepage: https://wiki.gnome.org/Apps/Todo
Version: 3.28.1-1
Section: libdevel