Explain a stack trace or error message and suggest concrete fixes.
$npx -y skills add brattlof/skillet --skill explain-errorInstalls into the current project.
Run `npx skills use "https://github.com/brattlof/skillet" --skill "brattlof/skillet/explain-error"` 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/brattlof/skillet" that are relevant to the current task. Run `npx skills add "https://github.com/brattlof/skillet"` and select the relevant skills, then follow their instructions.