Restructure omni services and add Chatwoot research snapshot

research/chatwoot/app/javascript/dashboard/components-next/sidebar/SidebarGroupEmptyLeaf.vue

@@ -0,0 +1,13 @@
+<script setup>
+import { useI18n } from 'vue-i18n';
+
+const { t } = useI18n();
+</script>
+
+<template>
+  <li
+    class="py-1 pl-3 text-n-slate-10 border rounded-lg border-dashed text-center border-n-alpha-2 text-xs h-8 grid place-content-center select-none pointer-events-none"
+  >
+    <slot>{{ t('SIDEBAR.NO_ITEMS') }}</slot>
+  </li>
+</template>