github-surface SKILL.md skillA

github-surface from wangchangxin0809/cc-repo-harness is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add wangchangxin0809/cc-repo-harness/github-surface@git:20260903.c1a383c

Pins git:20260903.c1a383c in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
wangchangxin0809/cc-repo-harness
Path
shared/skills/github-surface/SKILL.md
Versions recorded
2
Latest version
git:20260903.c1a383c, committed Sep 3, 2026
First version recorded
Sep 2, 2026
Size
10,219 bytes
Repository stars
5
License
MIT

Write what GitHub itself reads: README, CONTRIBUTING, the community-health files (SECURITY, CODE_OF_CONDUCT, LICENSE, issue and PR templates) and the workflows under .github/workflows/. Use when creating or rewriting any of these, when Community Standards reports a gap, when adding or reviewing CI, or when a repository goes public. Not for docs/, which is writing-docs.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# The GitHub surface

Three documents answering three different questions. Mixing them is the
expensive mistake in this category, because the result reads complete.

| File | Answers | Reader | Failure mode |
|---|---|---|---|
| `README.md` | What is this, and how do I run it | Someone passing through | Becomes a shrunken architecture document |
| `CONTRIBUTING.md` | How do I take part, and what do you want | Someone about to change it | **Becomes a second quick start** |
| Community health | Conduct, disclosure, licence, templates | The platform, and outside arrivals | Missing — and GitHub publishes the gap for you |

**Writing CONTRIBUTING as a second quick start is the standard failure.** It
reads fine: install the dependencies, run it, here is the directory layout. And
every single thing that actually stops a contributor is absent — who reviews
their pull request, how long before anyone replies, what kind of change will
simply not be accepted, where to send a vulnerability. Unable to answer those,
they guess, or they leave.

## These files need conventions of their own

`docs/` conventions are designed for someone already inside: a scope header
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add wangchangxin0809/cc-repo-harness/github-surface@sha256:93d666bbeeeac125

The line at the top of this page pins the label git:20260903.c1a383c, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_ibkoxxithi5zetfk.svg)](https://markdownregistry.com/a/art_ibkoxxithi5zetfk)

5 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 2 versions of this file, between Sep 2, 2026 and Sep 3, 2026, more than one a day.

versioncommittedcommitsizeaudit
git:20260903.c1a383c latest2026-09-03 c1a383c 10,219 BA view · diff
git:20260902.03753782026-09-02 0375378 10,367 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (10219 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

wangchangxin0809/cc-repo-harness · 5 stars · license MIT · pushed 2026-10-30 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_ibkoxxithi5zetfk
GET https://markdownregistry.com/api/v1/resolve?ref=wangchangxin0809/cc-repo-harness/github-surface
GET https://markdownregistry.com/api/v1/blob/93d666bbeeeac12593c99ec68bac86f504c9097f5655cbc513e75e2ed265736f

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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