chore: disable debug notification for broadcasting

server.R

@@ -409,7 +409,7 @@ server <- function(input, output, session) {
             end = end_date
         ))
         # Debug notification
-        showNotification(paste("Broadcasting:", station_name), duration = 3, type = "message")
+        # showNotification(paste("Broadcasting:", station_name), duration = 3, type = "message")
     }
 
     # --- Selection Logic via Dropdown ---