How is this different from the existing Claude skill, that uses a prompt and pandas to edit an Excel file?
https://github.com/anthropics/skills/blob/main/document-skil...
https://github.com/anthropics/skills/blob/main/document-skil...
I linked to the skill prompt just to more clearly explain the approach that's currently available to all Claude users.
It requires zero familiarity with git or command line.