About
This skill provides comprehensive guidance for mastering ShellCheck, the industry-standard static analysis tool for shell scripts. It helps users configure project-level linting rules via .shellcheckrc, interpret complex error codes ranging from parser issues to POSIX compliance, and integrate automated quality checks into modern CI/CD pipelines. Whether you are migrating legacy scripts, enforcing portability, or optimizing script performance through parallel execution, this skill ensures your shell code remains robust, secure, and maintainable.