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

auth/src/index.js

@@ -35,6 +35,22 @@ app.set('view engine', 'html');
 const authRoutes = require('./routes/auth');
 app.use('/', authRoutes);
 
+app.get('/health', async (req, res) => {
+    const dbConnected = await database.checkPostgres();
+    const redisHelper = require('./storage/redis');
+    const redisConnected = await redisHelper.checkRedis();
+
+    res.json({
+        status: dbConnected && redisConnected ? "ok" : "degraded",
+        service: "auth",
+        database: dbConnected ? "connected" : "disconnected",
+        redis: redisConnected ? "connected" : "disconnected",
+        version: version,
+        build_number: vBuild,
+        version_state: vState
+    });
+});
+
 // Startup
 async function start() {
     await database.initDb();