- adding a response if you don't have the cap

Now we have a response if you don't have the capability to add items to
the list.

I've also broken out the HTML for the form in to a seperate function. I
did this because now the one function deals with the logic around IF the
user can see the form and my 2nd function deals with the display of the
form.

Trying to stick to the S in SOLID. At least as I understand it.
of course we document our functions like awesome people
- basic HTML for the form

Here we have some basic HTML for the form that we'll need for adding
tasks.