From 89b6c9577d58726c58c61cf9a6fb074dc0393b38 Mon Sep 17 00:00:00 2001
From: Chris Lee <lee.chris.h@gmail.com>
Date: Sat, 29 Nov 2025 08:43:17 -0500
Subject: [PATCH] Disable watchdog timer during OTA firmware update

---
 src/main.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/main.cpp b/src/main.cpp
index 4ccf1b8..0e4ca03 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2,6 +2,7 @@
 // Licensed under the MIT license. See LICENSE file in the project root for details.
 
 #include <Arduino.h>
+#include <ArduinoOTA.h>
 #include <AsyncJson.h>
 #include <ESPAsyncWebServer.h>
 #include <LittleFS.h>
@@ -476,6 +477,11 @@ void setup() {
   // Initialize Watchdog Timer with 5 second timeout
   esp_task_wdt_init(5, true);
   esp_task_wdt_add(NULL);  // Add current thread (loopTask) to WDT
+
+  // Disable WDT during OTA
+  ArduinoOTA.onStart([]() { esp_task_wdt_delete(NULL); });
+  ArduinoOTA.onEnd([]() { esp_task_wdt_add(NULL); });
+  ArduinoOTA.onError([](ota_error_t error) { esp_task_wdt_add(NULL); });
 }
 
 // This is called repeaedly when code is running.