feat: supports specifying the position of the preference button (#4154)

packages/effects/layouts/src/widgets/preferences/preferences-button.vue

@@ -0,0 +1,13 @@
+<script lang="ts" setup>
+import { Settings } from '@vben/icons';
+import { VbenIconButton } from '@vben-core/shadcn-ui';
+
+import Preferences from './preferences.vue';
+</script>
+<template>
+  <Preferences>
+    <VbenIconButton>
+      <Settings class="size-4" />
+    </VbenIconButton>
+  </Preferences>
+</template>