{#if unusedTree.length}
Unused groups
manager.removeUnusedGroups()}> Remove all
{#snippet treeNode(node: GroupNode)}
{node.group.name || `Group #${node.group.id}`}
{#if node.children.length}
{#each node.children as child (child.group.id)} {@render treeNode(child)} {/each}
{/if}
{/snippet} {#each unusedTree as node (node.group.id)} {@render treeNode(node)} {/each}
{/if}