linux▌

Diagnose and resolve CentOS issues with RHEL-compatible commands and SELinux awareness. \n \n Confirms CentOS release type (Stream vs. legacy) and provides triage steps using systemctl, journalctl, dnf/yum, and log inspection \n Includes copy-paste-ready remediation commands with verification steps after each major change \n Addresses SELinux policies and firewalld configuration as part of troubleshooting workflow \n Provides rollback and cleanup procedures to safely revert changes \n

Use this skill to turn a cloud server into a safely reachable web host without leaning on stale distro-specific memory or outdated Debian-10-era tutorials.

Provide production-ready shell script templates for common Linux system administration tasks including backups, monitoring, user management, log analysis, and automation. These scripts serve as building blocks for security operations and penetration testing environments.

Provide production-ready shell script templates for common Linux system administration tasks including backups, monitoring, user management, log analysis, and automation. These scripts serve as building blocks for security operations and penetration testing environments.

Essential patterns for Bash on Linux/macOS.

Linux environment setup for Flutter desktop development with OS detection and toolchain validation. \n \n Automatically detects Debian/Ubuntu or ChromeOS and halts with instructions for non-apt systems \n Installs core dependencies (curl, git, unzip, libglu1-mesa) and Linux desktop toolchain (clang, cmake, ninja-build, GTK libraries) \n Prompts for optional IDE setup (VS Code or Android Studio via snap) \n Runs flutter doctor -v and flutter devices to validate the environment, automatically inst

Essential Bash/Linux terminal patterns for command chaining, file operations, process management, and scripting. \n \n Covers operator syntax ( ; , && , || , | ), file operations ( ls , find , grep , tail ), and process management ( ps , kill , lsof ) \n Includes text processing tools ( grep , sed , awk , cut , sort ) and network commands ( curl , nc , ifconfig ) \n Provides script templates with error handling ( set -e , set -u , set -o pipefail ) and cleanup patterns using trap \n In

linux-privilege-escalation

Diagnose and resolve Fedora Linux issues with dnf, systemd, and SELinux guidance. \n \n Accepts optional Fedora release version and problem constraints to tailor troubleshooting scope \n Provides step-by-step triage plans using systemctl, journalctl, and dnf with copy-paste-ready commands \n Includes verification steps after each remediation and addresses SELinux and firewalld considerations \n Offers rollback and cleanup procedures to safely undo changes \n

Diagnose and resolve Arch Linux issues with pacman, systemd, and rolling-release best practices. \n \n Provides step-by-step triage plans using systemctl, journalctl, and pacman to identify root causes \n Delivers copy-paste-ready remediation commands with verification steps after each major change \n Addresses kernel updates, reboot considerations, and rollback procedures for safe recovery \n Accepts optional system snapshots and constraint inputs to tailor diagnosis to your environment \n