feat: implement comprehensive health check endpoints for API, Auth, and Realtime services to monitor database, Redis, MinIO, and InfluxDB connectivity.

realtime/src/helper/redis.js

@@ -65,6 +65,15 @@ async function getWatcherCount(sensorId) {
     return parseInt(count) || 0;
 }
 
+async function checkRedis() {
+    try {
+        await redis.ping();
+        return true;
+    } catch (error) {
+        return false;
+    }
+}
+
 module.exports = {
     setSession,
     getSession,
@@ -74,6 +83,7 @@ module.exports = {
     addWatcher,
     removeWatcher,
     getWatcherCount,
+    checkRedis,
     redis,
     redisSub
 };