diff --git a/package.json b/package.json
index 189d41d..88f8974 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ans-cronjob",
-  "version": "0.0.1",
+  "version": "0.0.2",
   "description": "cronjob for ANS marketplace",
   "type": "module",
   "main": "./src/api.js",
diff --git a/src/api.js b/src/api.js
index 642eacc..776024d 100644
--- a/src/api.js
+++ b/src/api.js
@@ -1,5 +1,37 @@
+import express from "express";
+import cors from "cors";
+
 import { getExpiredOrders, cancelOrder, sleep } from "./utils/exm.js";
 
+const app = express();
+
+const port = process.env.PORT || 3000;
+
+app.use(
+  cors({
+    origin: "*",
+  })
+);
+
+app.get("/refresh", async (req, res) => {
+  try {
+    const orders = await getExpiredOrders();
+    for (const order of orders) {
+      await cancelOrder(order.id);
+    }
+    res.send(orders);
+    res.end();
+  } catch (error) {
+    res.send({ error: "error oops!" });
+    res.end();
+  }
+});
+
+app.listen(port, async () => {
+  console.log(`listening at PORT: ${port}`);
+  await polling();
+});
+
 async function polling() {
   try {
     while (true) {
@@ -15,5 +47,3 @@ async function polling() {
     await sleep(5);
   }
 }
-
-polling();
\ No newline at end of file