Add autofocus attribute to username input

Author: MasterKale

_app/homepage/templates/homepage/sections/webauthn_form.html

@@ -13,6 +13,7 @@
               placeholder="example_username"
               x-model="username"
               autocomplete="username webauthn"
+              autofocus
               @input.debounce="handleSaveUsername"
             />
           </div>