Signed-off-by: Lars Wirzenius liw@liw.fi

feat: add cibtool log --jsonl option

Signed-off-by: Lars Wirzenius liw@liw.fi

feat! make cibtool log read cib log output as well

Previously we only supported reading cib log output wrapped into journald messages as JSON.

This is a breaking change because the command line syntax changes slightly.

Signed-off-by: Lars Wirzenius liw@liw.fi