Just Command Runner

Create readable task automation that matches the repository's installed Just version and existing justfile conventions.

Defaults

• Inspect just --version, the existing justfile/module tree, and just --list before editing. Installed capabilities and existing syntax are authoritative over this skill's examples.
• Preserve bespoke formatting. Do not rewrite a justfile with just --fmt; use just --fmt --check only when the repository explicitly treats the built-in formatter as authoritative. just --dump is inspection output, not a formatting source.
• Define multi-item string sequences one item per line with a parenthesized concatenation. Keep a trailing separator in every non-final item; do not collapse them into one long string. Triple-quoted strings are for values whose newlines are semantic, not visual wrapping. For example: