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}`);
     });
 }