See below for some specific examples, for reference.
aghost #4 November 3, 2021, 4:38pm
hoko #10 May 10, 2022, 1:06pm
DDR Version V1.10 20210810
In
...
Starting kernel ...
Armbian 22.05.0-trunk.0053 Jammy ttyS2
rock-3a login:
From immediately after startup (power on) “DDR Version …” to "rock-3a login: ",
Specifically, the log as presented above by “hoko #10 May 10, 2022, 1:06pm”.
Of course, there is no magic tool that will solve everything, so don’t expect transience.
But without it(boot-log), there would be nothing to discuss.
At best, it would end up as a chat-level daily conversation.