catalog part connected to backend , added empty data and loading component

store/useCategory.ts

@@ -0,0 +1,19 @@
+import { CategoryType } from "@/lib/types";
+import { create } from "zustand";
+
+interface CategoryZustandType {
+  category: CategoryType;
+  setCategory: (category: CategoryType) => void;
+}
+
+const demoCategory: CategoryType = {
+  id: 0,
+  name: "",
+  description: "",
+  image: "",
+};
+
+export const useCategory = create<CategoryZustandType>((set) => ({
+  category: demoCategory,
+  setCategory: (data) => set({ category: data }),
+}));