simple PHP mission

exercise item list.txt

1. create a mysql db with the following tables:
	items
		item_id	name	category_id
		
	categories
		category_id	name

and add some initial categories and items

2. create an html page that displays the items grouped by category

3. at the bottom of the page add a form to add new items. the item should also be added to the page.

use ajax
you can use jQuery, jQueryUI, React or similar
handle errors and edge cases
add documentation
write a code that you are proud of