first commit

app/stores/productTree.ts

@@ -0,0 +1,17 @@
+import { defineStore } from 'pinia';
+import type { ProductTree } from '~~/types/banner';
+
+interface ProductTreeState {
+    productTree: ProductTree[];
+}
+
+export const useProductTreeStore = defineStore('productTree', {
+    state: (): ProductTreeState => ({
+        productTree: [],
+    }),
+    actions: {
+        setProductTree(newProductTree: ProductTree[]): void {
+            this.productTree = newProductTree;
+        }
+    }
+});