# Dco

> Keep ModelExpress contributions compliant with the Developer Certificate of Origin. Use whenever creating, amending, rebasing, cherry-picking, or pushing commits, opening or updating a pull request, or diagnosing a failed DCO check in this repository.

- Skill: `ai-dynamo/dco` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add ai-dynamo/dco`
- Raw SKILL.md: https://api.skillmd.com/api/skills/ai-dynamo/dco/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: ai-dynamo (https://skillmd.com/u/ai-dynamo)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/ai-dynamo/dco

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# DCO Compliance

Ensure every commit contributed to ModelExpress contains a valid `Signed-off-by` trailer from the person certifying that contribution. Read the DCO section of `CONTRIBUTING.md` before changing commits.