From 39aa5473c37346fc90265996d8a22d7bf7d54641 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNaeel=E2=80=9D?= <tazet@narod.ru>
Date: Wed, 26 Aug 2026 19:47:33 +0300
Subject: [PATCH] =?UTF-8?q?feat:=20=D1=87=D0=B5=D1=81=D1=82=D0=BD=D1=8B?=
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---
 package.json |  2 +-
 server.js    | 25 +++++++++++++++++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/package.json b/package.json
index 096b2f9..ad91ceb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ipwhitelist",
-  "version": "0.1.25",
+  "version": "0.1.26",
   "description": "IP WhiteList microservice for cloud provider",
   "main": "server.js",
   "scripts": {
diff --git a/server.js b/server.js
index 83d44b3..da87c36 100644
--- a/server.js
+++ b/server.js
@@ -109,6 +109,31 @@ async function start() {
     res.send('OK');
   });
 
+  // Честный health-check для системы алертов: реальная проверка БД.
+  // Отдаёт максимум диагностической информации (без секретов).
+  app.get('/health', async (req, res) => {
+    const start = Date.now();
+    const base = {
+      version: APP_VERSION,
+      uptimeSec: Math.round(process.uptime()),
+      pid: process.pid,
+      node: process.version,
+      env: process.env.NODE_ENV || 'development',
+      now: new Date().toISOString(),
+      latencyMs: 0,
+      db: 'up'
+    };
+    try {
+      await pool.query('SELECT 1');
+      base.latencyMs = Date.now() - start;
+      res.status(200).json({ status: 'ok', ...base });
+    } catch (e) {
+      base.latencyMs = Date.now() - start;
+      base.db = 'down';
+      res.status(503).json({ status: 'error', ...base, error: e.message });
+    }
+  });
+
   // Если фатальная ошибка конфигурации — показываем на всех страницах сообщение
   if (fatalError) {
     console.error(fatalError);