pptx-author Use this skill when running headless (managed-agent / CMA mode) and you need to deliver a PowerPoint deck as a file artifact rather than editing a live document via . Output contract - Write to . Create if it does not exist. - Return the relative path in your final message so the orchestration layer can collect it. How to build the deck Write a short Python script and run it with Bash. Use : Conventions (mirror the live-Office skill) - One idea per slide. Title states the takeaway; body supports it. - Every number traces to the model. If a figure comes from , footnote the sheet an…