1. 2023-03-15 [1] [qos.ch-announce] Release of logback versions 1.3.6 and 1.4.6 slf4j-announ QOS.ch annoucements v 2. 2023-03-14 [1] [qos.ch-announce] Recent server failure at QOS.CH Sarl slf4j-announ QOS.ch annoucements v