rpm version

rpm build script

[build] Add cmake build workflow

add compatibility desc

add tool dep "which" command

support liboblog312 && compress message by default

message seq for legacy protocol

remaster run script

lz4 compressed by default of clientdata packet && use git rev as serv…

obmysql auth && client self-defined sys username/password

oblogclient use in readme

legacy v1 protocol && enrich metric logs

fix start timestamp field name

Update run.sh

some typos

more detailed docs