From bd889a47d2d59357b683c2ddff994fa5fb43f11e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bla=C5=BE=20Kristan?= <blaz@kristan-sp.si>
Date: Fri, 17 Nov 2023 08:48:21 +0100
Subject: [PATCH] Merge pull request #3508 from Moustachauve/fix-settings-cache

Fix settings caching on some browsers
---
 wled00/wled_server.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/wled00/wled_server.cpp b/wled00/wled_server.cpp
index 36283aa1..2a50cf37 100644
--- a/wled00/wled_server.cpp
+++ b/wled00/wled_server.cpp
@@ -578,8 +578,12 @@ void serveSettingsJS(AsyncWebServerRequest* request)
     DEBUG_PRINTF("%s min free stack %d\n", pcTaskGetTaskName(NULL), uxTaskGetStackHighWaterMark(NULL)); //WLEDMM
     DEBUG_PRINTF(PSTR(" bytes.\tString buffer usage: %4d of %d bytes\n"), strlen(buf)+1, SETTINGS_STACK_BUF_SIZE+37);
   #endif
-
-  request->send(200, "application/javascript", buf);
+  
+  AsyncWebServerResponse *response;
+  response = request->beginResponse(200, "application/javascript", buf);
+  response->addHeader(F("Cache-Control"),"no-store");
+  response->addHeader(F("Expires"),"0");
+  request->send(response);
 }