Implement a feature or bugfix test-first using the red-green-refactor cycle — write a failing test, watch it fail, write the minimal code to pass, then clean up. Works in any language or test runner. Use when building new behaviour or fixing a bug and you want the test to actually prove the code works.
$npx -y skills add khaledsaeed18/dotclaude --skill test-driven-developmentInstalls into the current project.
Run `npx skills use "https://github.com/khaledsaeed18/dotclaude" --skill "khaledsaeed18/dotclaude/test-driven-development"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/khaledsaeed18/dotclaude" that are relevant to the current task. Run `npx skills add "https://github.com/khaledsaeed18/dotclaude"` and select the relevant skills, then follow their instructions.