Resolve KASM-4489 "Feature/ watermark time"

t2

@@ -0,0 +1,11 @@
+use DateTime;
+use DateTime::TimeZone;
+
+#my $timezone_name = 'America/New_York';
+my $timezone_name = 'UTC';
+
+my $dt = DateTime->now(time_zone => $timezone_name);
+my $offset = $dt->offset();
+
+print "Timezone: $timezone_name\n";
+print "Offset: $offset seconds\n";