From f5eb894b8aca531b2ff76f62828cabbf452627da Mon Sep 17 00:00:00 2001
From: Pavel Zbitskiy <pavel.zbitskiy@gmail.com>
Date: Thu, 1 Aug 2024 20:46:49 -0400
Subject: [PATCH] Fix invalid strcat usage

---
 main/main.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/main/main.cpp b/main/main.cpp
index bbfbb94..cc50292 100644
--- a/main/main.cpp
+++ b/main/main.cpp
@@ -2533,7 +2533,9 @@ void mqttCallback(const char *topic, const uint8_t *payload, const unsigned int
   }
   else
   {
-    mqttClient->publish(ha_debug_logs_topic.c_str(), 1, false, strcat((char *)"heatpump: wrong mqtt topic: ", topic));
+    String msg("heatpump: wrong mqtt topic: ");
+    msg += topic;
+    mqttClient->publish(ha_debug_logs_topic.c_str(), 1, false, msg.c_str());
   }
 
   if (update)