From 45f1db9233c8f9243cbee94489d7ba924b773ab3 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Mon, 30 Jun 2025 21:20:58 -0500
Subject: [PATCH] address review comments

---
 esphome/core/component.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/esphome/core/component.cpp b/esphome/core/component.cpp
index e45417d5aa..e7ac4fecbc 100644
--- a/esphome/core/component.cpp
+++ b/esphome/core/component.cpp
@@ -4,6 +4,7 @@
 #include <limits>
 #include <memory>
 #include <utility>
+#include <vector>
 #include "esphome/core/application.h"
 #include "esphome/core/hal.h"
 #include "esphome/core/helpers.h"
@@ -21,6 +22,10 @@ static const char *const TAG = "component";
 
 // Component error messages - only stores messages for failed components
 // Lazy allocated since most configs have zero failures
+// Note: We don't clear this vector because:
+// 1. Components are never destroyed in ESPHome
+// 2. Failed components remain failed (no recovery mechanism)
+// 3. Memory usage is minimal (only failures with custom messages are stored)
 static std::unique_ptr<std::vector<std::pair<const Component *, const char *>>> g_component_error_messages;
 
 // Setup priority overrides - freed after setup completes