Read and extract cell data from .xlsx Excel spreadsheets as TSV. Use when the user uploads or references an Excel file to read or summarize.
$npx -y skills add decocms/studio --skill xlsxInstalls into the current project.
Run `npx skills use "https://github.com/decocms/studio" --skill "decocms/studio/xlsx"` 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/decocms/studio" that are relevant to the current task. Run `npx skills add "https://github.com/decocms/studio"` and select the relevant skills, then follow their instructions.