add timesync between host and container

compose.yml

@@ -79,6 +79,7 @@ services:
     restart: always
     volumes:
       - ./files/dbs/icingaweb:/var/lib/mysql
+      - /etc/localtime:/etc/localtime:ro
     networks:
       - icinga
     environment:
@@ -186,6 +187,7 @@ services:
     restart: always
     volumes:
       - ./files/icinga2:/data
+      - /etc/localtime:/etc/localtime:ro
     ports:
       - ${ICINGA_API_PORT:-5665}:5665  # only need if you plan to use api from other sources as icingaweb2
     networks: