Testing patterns and principles. Unit, integration, mocking strategies.
$npx -y skills add diillson/chatcli --skill testing-patternsInstalls into the current project.
Run `npx skills use "https://github.com/diillson/chatcli" --skill "diillson/chatcli/testing-patterns"` 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/diillson/chatcli" that are relevant to the current task. Run `npx skills add "https://github.com/diillson/chatcli"` and select the relevant skills, then follow their instructions.