RFC: Traffic Capture and Replay (#643)

design: add reading metrics to the design of multi-factor-balance (#640)

factor: adjust threshold for health-based balance (#580)

net, backend: add more error types to disconnection error (#490)

router: fix connection score becomes wrong when a connection closes d…

…uring redirecting (#451)

backend, net: log client versions (#395)

backend, net: reduce memory allocation in forwarding packets (#394)

Co-authored-by: xhe <xw897002528@gmail.com>

manager: get unicast ip only when the config one is not (#386)

Signed-off-by: xhe <xw897002528@gmail.com>

*: add darwin os for goreleaser (#329)

Signed-off-by: xhe <xw897002528@gmail.com>

init release