fix: add vite-ping subprotocol to Vite websocket proxy (#20578)

Fixes #20574
vaadin · Nov 29, 2024 · b93760d · b93760d
1 parent c1b7308
commit b93760d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/...n-dev-server/src/main/java/com/vaadin/base/devserver/viteproxy/ViteWebsocketEndpoint.java b/...n-dev-server/src/main/java/com/vaadin/base/devserver/viteproxy/ViteWebsocketEndpoint.java
@@ -66,7 +66,7 @@ public static void init(VaadinContext context, ViteHandler viteHandler) {
             return;
         }
         try {
-            List<String> subProtocols = Collections.singletonList("vite-hmr");
+            List<String> subProtocols = List.of("vite-hmr", "vite-ping");
             ServerEndpointConfig endpointConfig = ServerEndpointConfig.Builder
                     .create(ViteWebsocketEndpoint.class,
                             viteHandler.getPathToVaadinInContext())