feat: display available stock balance on products page based on n8n inventory updates

src/dataService.ts

@@ -33,6 +33,25 @@ export const isAuthenticated = (): boolean => {
   return !!localStorage.getItem('auth_token');
 };
 
+export const fetchStock = async (): Promise<any[]> => {
+    try {
+        const token = localStorage.getItem('auth_token');
+        const response = await fetch(`${API_URL}/stock`, {
+            headers: {
+                'Authorization': `Bearer ${token}`
+            }
+        });
+        if (response.status === 401 || response.status === 403) {
+            logout();
+            return [];
+        }
+        if (!response.ok) return [];
+        return await response.json();
+    } catch (error) {
+        return [];
+    }
+};
+
 export const fetchData = async (): Promise<OrderData[]> => {
     try {
         const token = localStorage.getItem('auth_token');