Add TODO workshop to main repo

[jdwilkin4]

We will add this TODO workshop as is

https://www.freecodecamp.org/learn/javascript-algorithms-and-data-structures-v8/learn-localstorage-by-building-a-todo-app/step-68

Some of the tests could be cleaned up, but due to time constraints we can refactor this later in 2025.
So for now, just add everything, including ids, as is