Merge pull request #6419 from mailcow/staging

data/Dockerfiles/dockerapi/main.py

data/Dockerfiles/watchdog/check_mysql_slavestatus.sh

data/conf/nginx/templates/nginx.conf.j2

data/conf/phpfpm/crons/keycloak-sync.php

data/web/api/openapi.yaml

data/web/css/build/007-languages.min.css

data/web/inc/functions.inc.php

data/web/inc/functions.mailbox.inc.php

data/web/inc/triggers.admin.inc.php

data/web/inc/triggers.domainadmin.inc.php

data/web/inc/triggers.user.inc.php

data/web/lang/lang.en-gb.json

data/web/lang/lang.ja-jp.json

data/web/lang/lang.pt-br.json

data/web/lang/lang.tr-tr.json

data/web/lang/lang.zh-cn.json

data/web/lang/lang.zh-tw.json

update.sh