Merged in feat/SW-3644-storybook-v10 (pull request #3240)

feat(SW-3644): Storybook v10

* Auto update to Storybook v10

* Add scandic theme and logo

* Update yarn.lock

* Update formatting of package.json

* Update vitest config and playwright plugin

* Remove vitest 4 update

* Re-added comment

* Update the Typography component to explicitly return React.ReactNode

* Add an explicit type assertion to the export

* Add an explicit type assertion to the export for Checkbox

* Explicit return type assertion

* Add an explicit type assertion to the export

* Update @types/react and fix ts warnings

* Updated typings


Approved-by: Linus Flood
Approved-by: Matilda Landström

packages/design-system/lib/components/DeprecatedSelect/index.tsx

@@ -16,8 +16,10 @@ import styles from './select.module.css'
 import Body from '../Body'
 import { Label } from '../Label'
 
-interface SelectProps
-  extends Omit<React.SelectHTMLAttributes<HTMLSelectElement>, 'onSelect'> {
+interface SelectProps extends Omit<
+  React.SelectHTMLAttributes<HTMLSelectElement>,
+  'onSelect'
+> {
   defaultSelectedKey?: Key
   items: { label: string; value: Key }[]
   label: string
@@ -67,8 +69,10 @@ export default function Select({
     }
   }
 
-  function handleOnSelect(key: Key) {
-    onSelect(key)
+  function handleOnSelect(key: Key | null) {
+    if (key !== null) {
+      onSelect(key)
+    }
   }
 
   let chevronProps = {}
@@ -141,7 +145,7 @@ export default function Select({
                   key={`${item.value}_${item.label}`}
                   data-testid={item.label}
                 >
-                  {optionsIcon ? optionsIcon : null}
+                  {optionsIcon}
                   {item.label}
                 </ListBoxItem>
               ))}