Crea extensiones de FacturaScripts para modificar modelos, controladores o vistas del core o de otros plugins sin modificar su código fuente.
$npx -y skills add facturascripts/fs-claude-plugin --skill crear-extensionInstalls into the current project.
Run `npx skills use "https://github.com/facturascripts/fs-claude-plugin" --skill "facturascripts/fs-claude-plugin/crear-extension"` 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/facturascripts/fs-claude-plugin" that are relevant to the current task. Run `npx skills add "https://github.com/facturascripts/fs-claude-plugin"` and select the relevant skills, then follow their instructions.