{
  "id": "server-admin-guide",
  "title": "Hermes Server Administration Guide",
  "body": "Hermes runs Debian stable. The package manager is apt.\n\nService management\nServices are managed with standard systemd tooling through systemctl.\n\nLog locations\nNginx logs: /var/log/nginx/\nSystem log: /var/log/syslog\nPer-service logs: journalctl -u <service>\n\nPackage operations\nInstall packages with: sudo apt update && sudo apt install <pkg>\nDo not upgrade packages without testing. Live systems are not a lab, despite appearances.\n\nDisk management\ndf -h\ndu -sh /var/log/\nlsblk\n\nImportant paths\nWeb root: /var/www/\nNginx config: /etc/nginx/\nCron jobs: /etc/cron.d/\nUser cron spool: /var/spool/cron/\n\nLogrotate\nConfiguration lives in /etc/logrotate.d/.\nTest with: sudo logrotate --debug /etc/logrotate.conf\n\nThis VM is shared infrastructure. Changes affect live services."
}
