<script lang="ts">  let selectedItems = ['a', 'b', 'c'];  let items = ['a', 'b', 'c'];  $: console.log(selectedItems); </script> <!-- This does not update the selectedItems array. --> <!-- Expected: selectedItems becomes [] and is logged. --> <button type="button" on:click={() => (items = [])}>Remove all items</button> {#each items as item (item)} <label> <input type="checkbox" value={item} bind:group={selectedItems} /> <span>{item}</span> </label> {/each}