Update

backend/index.js

@@ -34,8 +34,10 @@ const axiosInstance = axios.create({
 const redeployingStacks = {};
 
 const server = http.createServer(app);
-const io = new Server(server, { cors: { origin: "*" } });
-
+const io = new Server(server, {
+  path: "/socket.io",
+  cors: { origin: "*" }
+});
 io.on("connection", (socket) => {
   console.log(`🔌 [Socket] Client verbunden: ${socket.id}`);
 });

frontend/src/Stacks.jsx

@@ -8,7 +8,10 @@ export default function Stacks() {
   const [error, setError] = useState("");
 
   useEffect(() => {
-    const socket = io("/", { transports: ["websocket"] });
+const socket = io("/", {
+  path: "/socket.io",
+  transports: ["websocket"]
+});
     console.log("🔌 Socket connected");
 
     socket.on("redeployStatus", async ({ stackId, status }) => {