message: seperate stderr logging as it outputs non-JSON stack traces (without redirection ends up in journald)
diff: @@ -10,7 +10,8 @@ After=network-online.target
  Type=simple
  ExecStartPre=/etc/casper/systemd_pre_start.sh
  #StandardOutput can only append log files from systemd version 240 + (Ubuntu 20.04). Use ExecStart with redirection as workaround.
  -ExecStart=/bin/sh -c 'exec /usr/bin/casper-node validator /etc/casper/config.toml >> /var/log/casper/casper-node.log'
  +#seperate stderr logging as it outputs non-JSON stack traces
  +ExecStart=/bin/sh -c 'exec /usr/bin/casper-node validator /etc/casper/config.toml >> /var/log/casper/casper-node.log 2> /var/log/casper/casper-node.stderr.log'
  Restart=no
  User=casper
  Group=casper
  