Back$-$End Details $(40\%)-80$ points possible

Index, "Create Account", and Log Out Pages $($Up to $20$ points$)$

The index.php file will ask the user to log in to the system with a log in form

If they're already logged in$,$ the home page will NOT show the log in form. It will show a "welcome to our store" type of message.

If they already have an account $($and they're not logged in$),$ then they will be able to log in; if not they will be able to create an account.

Create a link on the home page $($below the log in form$)$ that says "create account" that will redirect them to the create$-$account.php page.

The create$-$account.php page has them fill out a form for creating an account.

It won't allow them to use a username that already exists $-$ be sure to display a proper error message if they try.

Be sure to hash and salt their password before entering it in the database

The form on this page will have a field for username, password, "verify password", reset button, and "create account" button

Use real$-$time JavaScript validation $($and regex$)$ to:

Verify that the password and "verify password" match as they are typing.

Verify that the password contains at least one number and is at least $8$ characters long

Be sure to display user feedback messages on the screen as they type, e$.$g$.$:

Password must contain a number

Password must be $8$ characters long

Password and "Verify Password" do not match.

Disable the "create account" button until the above conditions are met

The logout$.$php page will:

Destroy all sessions $($and cookies if you've created any$).$

Redirect you to the home page showing the log in form

Catalog, and Product Pages $($Up to $40$ points$)$

The catalog.php page will display a table $($not necessarily a