9 builder options across 8 categories.
Shell scripting (Bash/Zsh/sh) is essential for automation, CI/CD pipelines, and system administration. Agent rules cover POSIX compatibility, error handling with set -euo pipefail, quoting rules, shellcheck compliance, and script organization patterns.
Architecture patterns and principles
Error handling strategies
Code quality tools
Performance optimization guidelines
Security best practices
Community-sourced coding standards
Testing frameworks and conventions