chore: bind servers to 0.0.0.0 to allow external network access

auth/src/index.js

@@ -38,7 +38,7 @@ app.use('/', authRoutes);
 // Startup
 async function start() {
     await database.initDb();
-    app.listen(PORT, () => {
+    app.listen(PORT, '0.0.0.0', () => {
         console.log(`[AUTH] Started on port ${PORT}`);
     });
 }

console/src/index.js

@@ -87,6 +87,6 @@ app.get('/live', renderPage('live', {
     realtimeWsUrl: process.env.REALTIME_WS_URL || 'ws://localhost:3002'
 }));
 
-app.listen(PORT, () => {
+app.listen(PORT, '0.0.0.0', () => {
     console.log(`Started on port ${PORT}`);
 });

realtime/src/index.js

@@ -71,7 +71,7 @@ app.get('/sessions/:sensorId/csv', async (req, res) => {
 
 // --- HTTP server + WebSocket per watchers live ---
 
-const server = app.listen(process.env.PORT, () => {
+const server = app.listen(process.env.PORT, '0.0.0.0', () => {
     console.log(`Realtime on port ${process.env.PORT}`);
 });