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Found 19 Skills
Linux (Ubuntu/Debian) server initial setup and ongoing administration skill. Covers new server hardening, user management, package management, file permissions, resource limits, log rotation, cron scheduling, and disk management. USE WHEN: - Performing initial setup of a fresh Ubuntu/Debian server (VPS, bare metal, cloud VM) - Hardening SSH, disabling root login, configuring sudo - Configuring system-level resource limits (ulimits, sysctl) for high-concurrency workloads - Managing users, groups, file permissions, and ACLs - Setting up log rotation, journald retention, swap, and NTP - Troubleshooting disk full, FD exhaustion, locale errors, or time drift DO NOT USE FOR: - Container-level administration (use docker or kubernetes skill) - Application deployment pipelines (use deployment-strategies or ci-cd skill) - Firewall/fail2ban configuration (use firewall skill) - Nginx or service configuration (use nginx or systemd skill)
Assists with CachyOS and Arch-based Linux tasks: running commands, writing scripts, system diagnosis, and troubleshooting. Use when the user asks about CachyOS, Arch Linux, pacman, kernel (BORE/EEVDF/BMQ), systemd, performance tuning, package management, shell scripts, or Linux administration.
Deterministic audit of cron/scheduled job scripts for reliability, error handling, logging, cleanup, and concurrency safety. Use when user says "audit cron", "check cron script", "cron best practices", "scheduled job review", or "bash script audit". Do NOT use for crontab scheduling syntax, systemd timers, or general shell linting without a cron/scheduled-job context.
Linux system administration and monitoring
Manage containers using Podman, the daemonless container engine. Run rootless containers, create pods, manage images, and use Docker-compatible commands. Use when working with Podman or requiring rootless container operations.
Configures automated infrastructure monitoring with mobile alerts (ntfy.sh and Home Assistant) and implements auto-recovery for common failures. Use when setting up monitoring, configuring mobile notifications, enabling auto-recovery, or troubleshooting alert delivery. Triggers on "setup monitoring", "configure alerts", "mobile notifications", "enable auto-recovery", "monitoring not working", or "not getting alerts". Works with ntfy.sh push notifications, Docker container health checks, Bash monitoring scripts, and optional Home Assistant automation integration.
Removes the egregore watchdog daemon and its associated files. Use when stopping automated session relaunching or cleaning up egregore infrastructure.