add feature license management

backend/cmd/calypso-api/main.go

@@ -65,12 +65,13 @@ func main() {
 	r := router.NewRouter(cfg, db, logger)
 
 	// Create HTTP server
+	// Note: WriteTimeout should be 0 for WebSocket connections (they handle their own timeouts)
 	srv := &http.Server{
 		Addr:         fmt.Sprintf(":%d", cfg.Server.Port),
 		Handler:      r,
 		ReadTimeout:  15 * time.Second,
-		WriteTimeout: 15 * time.Second,
-		IdleTimeout:  60 * time.Second,
+		WriteTimeout: 0, // 0 means no timeout - needed for WebSocket connections
+		IdleTimeout:  120 * time.Second, // Increased for WebSocket keep-alive
 	}
 
 	// Setup graceful shutdown