diagnose-ci-gate SKILL.md skillA

diagnose-ci-gate from github/awesome-copilot is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add github/awesome-copilot/diagnose-ci-gate@git:20261103.9e9d072

Pins git:20261103.9e9d072 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
github/awesome-copilot
Path
skills/diagnose-ci-gate/SKILL.md
Versions recorded
3
Latest version
git:20261103.9e9d072, committed Nov 3, 2026
First version recorded
Nov 2, 2026
Size
9,289 bytes
Repository stars
40,941
License
MIT

Determine whether a failing CI check was caused by the current change, then recommend exactly one action. Use when a required check fails on a pull request, when asked "is this failure mine?", when a job passes locally but fails in CI, or before retrying a red build. Covers fetching the real log, reading the first error instead of the tail, classifying bug / flaky / environment / pipeline, comparing against the base branch and recent runs, reproducing with CI versions, and fixing a flaky test…

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

# Diagnose CI Gate

A red check is a claim, not a diagnosis. Before you change code or press
re-run, establish three things from evidence: what actually failed, which class
of failure it is, and whether this change caused it.

This skill is for a failing required check on a pull request or a branch. For
cutting CI cost in general, use the `github-actions-efficiency` skill. For a
domain-specific flaky suite, use the skill for that tool (for example
`cypress-flake-fixer`) after this triage.

## When to Use This Skill

- A required check fails on a pull request and you need to know if it is yours
- A job passes locally but fails in CI, or fails on only some runs
- Someone says "that failure is unrelated, just re-run it"
- A build has been retried several times and keeps failing
- You are about to edit a workflow file to make a check pass

## Prerequisites

- `gh` CLI authenticated, or the raw logs pasted by the user
- Read access to the base branch and its recent runs
- The commands in the failing step, so they can be reproduced

If logs are truncated, partial, or only a summary, stop and ask for the full
log. Do not diagnose from the last few lines of a summarized check.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add github/awesome-copilot/diagnose-ci-gate@sha256:3f4b18bbd9c47b93

The line at the top of this page pins the label git:20261103.9e9d072, 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_mvxsuc742kvm7wgn.svg)](https://markdownregistry.com/a/art_mvxsuc742kvm7wgn)

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

Versions

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

versioncommittedcommitsizeaudit
git:20261103.9e9d072 latest2026-11-03 9e9d072 9,289 BA view · diff
git:20261103.059b0a22026-11-03 059b0a2 8,777 BA view · diff
git:20261102.5150e7f2026-11-02 5150e7f 7,376 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 (9289 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

github/awesome-copilot · 40,941 stars · license MIT · pushed 2026-11-09 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_mvxsuc742kvm7wgn
GET https://markdownregistry.com/api/v1/resolve?ref=github/awesome-copilot/diagnose-ci-gate
GET https://markdownregistry.com/api/v1/blob/3f4b18bbd9c47b93a5b5d9e4c418188eae9e0b1d046fe94754d0189e14ec3ae3

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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