skill-metadata-maintainer SKILL.md skillA

skill-metadata-maintainer from flc1125/skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add flc1125/skills/skill-metadata-maintainer@git:20260328.a91fb8e

Pins git:20260328.a91fb8e in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
flc1125/skills
Path
skills/skill-metadata-maintainer/SKILL.md
Versions recorded
2
Latest version
git:20260328.a91fb8e, committed Mar 28, 2026
First version recorded
Mar 28, 2026
Size
5,448 bytes
Repository stars
39
License
MIT

Initialize or update the metadata field in one specific skill's SKILL.md according to this repository's CONTRIBUTING.md rules. Use when Codex needs to maintain metadata for exactly one target skill, derive author and created from git history, and require explicit confirmation before overwriting existing metadata values.

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

# Skill Metadata Maintainer

Maintain `metadata` in exactly one target skill.

This skill exists to initialize or update the `metadata` object inside one `SKILL.md` file while following repository rules from [CONTRIBUTING.md](../../CONTRIBUTING.md).

## Non-Negotiable Safety Rules

- You MUST operate on exactly one target skill per request.
- You MUST require the user to specify a unique target, such as the skill name, the skill directory path, or the `SKILL.md` path.
- You MUST NOT infer a bulk target such as "all skills", "the whole repo", or "every missing file" from ambiguous wording.
- If the request does not identify a single skill unambiguously, you MUST stop and ask the user to specify the exact target skill.
- Before modifying anything, you MUST read the existing `SKILL.md` and inspect the current `metadata` values if present.
- If any target metadata field already has a value and your change would add, replace, or normalize that value, you MUST explicitly show the user what exists now and ask for confirmation before writing.
- You MUST NOT silently overwrite existing metadata values.

## Inputs

The request MUST identify one target skill by at least one of:
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add flc1125/skills/skill-metadata-maintainer@sha256:664ce7e577586cb8

The line at the top of this page pins the label git:20260328.a91fb8e, 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_y6rrpjj3et5eemfc.svg)](https://markdownregistry.com/a/art_y6rrpjj3et5eemfc)

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

Versions

The registry has recorded 2 versions of this file, all committed on Mar 28, 2026.

versioncommittedcommitsizeaudit
git:20260328.a91fb8e latest2026-03-28 a91fb8e 5,448 BA view · diff
git:20260328.86cb7042026-03-28 86cb704 5,439 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 (5448 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

flc1125/skills · 39 stars · license MIT · pushed 2026-11-06 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_y6rrpjj3et5eemfc
GET https://markdownregistry.com/api/v1/resolve?ref=flc1125/skills/skill-metadata-maintainer
GET https://markdownregistry.com/api/v1/blob/664ce7e577586cb89612b15fb97b7d069787a4d9b3f43f8cac18e8aa3ecb38ff

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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