fix: resolve WebSocket path conflicts by manually routing HTTP upgrade events

backend/src/routes/alerts.js

@@ -293,8 +293,8 @@ router.get('/recent', async (req, res) => {
 });
 
 // WebSocket for real-time alerts
-export function setupAlertsWebSocket(server) {
-  const wss = new WebSocketServer({ server, path: '/ws/alerts' });
+export function setupAlertsWebSocket() {
+  const wss = new WebSocketServer({ noServer: true });
 
   wss.on('connection', (ws) => {
     console.log('Client connected to alerts feed');

backend/src/routes/websocket.js

@@ -2,8 +2,8 @@ import { WebSocketServer } from 'ws';
 import { rawQuery } from '../db.js';
 import { optionsFlowQuery } from '../queries/optionsFlowQuery.js';
 
-export function setupWebSocket(server) {
-  const wss = new WebSocketServer({ server, path: '/ws/flow' });
+export function setupWebSocket() {
+  const wss = new WebSocketServer({ noServer: true });
   
   wss.on('connection', (ws) => {
     console.log('Client connected to WebSocket');

backend/src/server.js

@@ -120,9 +120,25 @@ const server = app.listen(PORT, async () => {
   }
 });
 
-// Setup WebSocket
-setupWebSocket(server);
-setupAlertsWebSocket(server);
+// Setup WebSockets manually to handle multiple paths
+const flowWss = setupWebSocket();
+const alertsWss = setupAlertsWebSocket();
+
+server.on('upgrade', (request, socket, head) => {
+  const pathname = request.url.split('?')[0];
+
+  if (pathname === '/ws/flow') {
+    flowWss.handleUpgrade(request, socket, head, (ws) => {
+      flowWss.emit('connection', ws, request);
+    });
+  } else if (pathname === '/ws/alerts') {
+    alertsWss.handleUpgrade(request, socket, head, (ws) => {
+      alertsWss.emit('connection', ws, request);
+    });
+  } else {
+    socket.destroy();
+  }
+});
 
 // Graceful shutdown
 process.on('SIGTERM', () => {