muggle-repair SKILL.md skillA

muggle-repair from multiplex-ai/muggle-ai-works is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add multiplex-ai/muggle-ai-works/muggle-repair@git:20261021.3f2b3f6

Pins git:20261021.3f2b3f6 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
multiplex-ai/muggle-ai-works
Path
plugin/skills/muggle-repair/SKILL.md
Versions recorded
5
Latest version
git:20261021.3f2b3f6, committed Oct 21, 2026
First version recorded
Mar 29, 2026
Size
1,299 bytes
Repository stars
16
License
Apache-2.0

Diagnose and fix a broken Muggle AI installation. Use when user types muggle repair or asks to fix Muggle Test setup.

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

# Muggle Test Repair

> Telemetry first step: see [`_shared/telemetry-emit.md`](../_shared/telemetry-emit.md). Use `skillName: "muggle-repair"`.

> Running outside Claude Code (in Codex, for one)? Read [`../_shared/host-tool-equivalents.md`](../_shared/host-tool-equivalents.md) first — it maps the tools and paths this skill names to your host's.

Automatically diagnose and fix broken components.

## Steps

1. Run the same checks as `/muggle:muggle-status` to identify what is broken.
2. If everything passes, report: "Nothing to repair — installation looks healthy."
3. For each failing component:
   - **Electron app missing or corrupt** — run `muggle setup --force` to re-download.
   - **Authentication expired or invalid** — run `muggle-remote-auth-login` to re-authenticate.
   - **MCP server unresponsive** — report the error and suggest restarting the session.
4. Run status checks again to confirm all components are healthy.
5. Report what was repaired.

## Output

Show before/after status for each repaired component. If repair fails, report the error with enough context for the user to investigate.

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add multiplex-ai/muggle-ai-works/muggle-repair@sha256:888b388ad3d365a9

The line at the top of this page pins the label git:20261021.3f2b3f6, 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_y7jduqx64ro7ebsz.svg)](https://markdownregistry.com/a/art_y7jduqx64ro7ebsz)

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

Versions

The registry has recorded 5 versions of this file, between Mar 29, 2026 and Oct 21, 2026, about one every 52 days.

versioncommittedcommitsizeaudit
git:20261021.3f2b3f6 latest2026-10-21 3f2b3f6 1,299 BA view · diff
git:20260624.99f0a282026-06-24 99f0a28 1,094 BA view · diff
git:20260507.8dbec5d2026-05-07 8dbec5d 1,081 BA view · diff
git:20260505.867fb722026-05-05 867fb72 957 BA view · diff
git:20260329.80fb6042026-03-29 80fb604 947 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 (1299 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

multiplex-ai/muggle-ai-works · 16 stars · license Apache-2.0 · pushed 2026-11-06 · branch master

API

GET https://markdownregistry.com/api/v1/artifacts/art_y7jduqx64ro7ebsz
GET https://markdownregistry.com/api/v1/resolve?ref=multiplex-ai/muggle-ai-works/muggle-repair
GET https://markdownregistry.com/api/v1/blob/888b388ad3d365a9e5f3b752d8141838ce96a9521e8141b10ddb7873372b868a

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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