feat(nc-gui): add nc-kanban-btn & refactor handleSubmit

packages/nc-gui/components/smartsheet-toolbar/KanbanStackEditOrAdd.vue

@@ -24,11 +24,18 @@ const isLocked = inject(IsLockedInj, ref(false))
 
 const addOrEditStackDropdown = ref(false)
 
+const handleSubmit = async () => {
+  addOrEditStackDropdown.value = false
+  await loadKanbanMeta()
+  await loadKanbanData()
+}
+
 provide(IsKanbanInj, ref(true))
 </script>
 
 <template>
   <a-dropdown v-if="isUIAllowed('edit-column')" v-model:visible="addOrEditStackDropdown" :trigger="['click']">
+    <div class="nc-kanban-btn">
       <a-button v-t="['c:kanban-stack-edit-or-add']" class="nc-fields-menu-btn nc-toolbar-btn" :disabled="isLocked">
         <div class="flex items-center gap-1">
           <mdi-plus-circle-outline />
@@ -39,18 +46,12 @@ provide(IsKanbanInj, ref(true))
           <MdiMenuDown class="text-grey" />
         </div>
       </a-button>
-
+    </div>
     <template #overlay>
       <SmartsheetColumnEditOrAddProvider
         v-if="addOrEditStackDropdown"
         :column="groupingFieldColumn"
-        @submit="
-          ;async () => {
-            addOrEditStackDropdown = false
-            await loadKanbanMeta()
-            await loadKanbanData()
-          }
-        "
+        @submit="handleSubmit"
         @cancel="addOrEditStackDropdown = false"
         @click.stop
         @keydown.stop