Add timeZone configuration to LOGLYNX_CONFIG in header template

Author: K0lin

.env.example

@@ -96,4 +96,7 @@ GEOIP_CACHE_SIZE=10000 #Loaded but not implemented yet (reserved for future LRU
 BATCH_SIZE=1000
 
 # Number of worker goroutines for log processing
-WORKER_POOL_SIZE=4
+WORKER_POOL_SIZE=4
+
+#Timezone
+TIMEZONE=UTC

cmd/server/main.go

@@ -67,6 +67,22 @@ func main() {
 		logger.WithCaller().Fatal("Failed to load configuration", logger.Args("error", err))
 	}
 
+	// Initialize TimeZone and set time.Local
+	if cfg.Server.TimeZone != "" && strings.ToUpper(cfg.Server.TimeZone) != "UTC" {
+		loc, err := time.LoadLocation(cfg.Server.TimeZone)
+		if err != nil {
+			logger.Warn("Failed to load configured timezone, falling back to UTC",
+				logger.Args("timezone", cfg.Server.TimeZone, "error", err))
+		} else {
+			time.Local = loc
+			logger.Info("Dashboard timezone initialized", logger.Args("timezone", cfg.Server.TimeZone))
+		}
+	} else {
+		// Ensure UTC if not specified or explicitly set to UTC
+		time.Local = time.UTC
+		logger.Info("Dashboard timezone set to UTC")
+	}
+
 	// Apply configured log level from environment variable LOG_LEVEL (default: info)
 	// Supported values: trace, debug, info, warn, error, fatal
 	lvl := strings.ToLower(cfg.LogLevel)