#Caddyfile-lb
localhost:443
reverse_proxy service1 service2 {
  #header_up Alt-Svc: h3-25=":443"; ma=86400, h3=":443"; ma=86400
  unhealthy_status 5xx
  lb_policy ip_hash
  #lb_policy round_robin
  lb_try_duration 5s
  fail_duration 10s
  unhealthy_latency 1s
}