Implement Buttons for Assigning Gradeable Configuration Page #138
Description
What problem are you trying to solve with Submitty
"Back" and "Assign" buttons do not do anything in AdminGradeableHomeworkLibrary.twig
Describe the way you'd like to solve this problem
"Back" should take you back to edit page for the gradeable item the user was previously on.
"Assign" should take the assignment configuration selected in the window and assign it to the gradeable. It should also return you to edit page for the gradeable item the user was previously on, like the back button.
Additional context
