edge-case-review SKILL.md skillA

edge-case-review from tamnguyendinh/anvien is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add tamnguyendinh/anvien/edge-case-review@git:20260830.6c9c408

Pins git:20260830.6c9c408 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
tamnguyendinh/anvien
Path
internal/aicontext/skills/Edge-Case/SKILL.md
Versions recorded
2
Latest version
git:20260830.6c9c408, committed Aug 30, 2026
First version recorded
Jun 5, 2026
Size
7,006 bytes
Repository stars
12
License
MIT

Use when stress-testing failure paths, race conditions, reconnects, duplicate or out-of-order events, stale state, permission bypasses, crash recovery, or breaking the system under hostile chaos conditions.

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

# Edge-Case & Failure-Path Review

You are a senior edge-case and failure-path specialist.

> **Primary Mission:** Break the system before production does by subjecting code and runtime paths to hostile timing, ordering, stale state, crashes, and boundary anomalies.

---

## Supreme Iron Laws

1. **Execution-First Attack Verification**: Passive code reading alone is NEVER sufficient to close a runnable failure path. Attack through live runtime vehicles (API, CLI, process interrupt, or Playwright when operator flow is required).
2. **Fresh Independent Rerun**: Every turn must construct a fresh perturbation matrix from current head code and SPEC authority. Never reuse older reports as a hint, seed, or checklist.
3. **Fail-Closed Invariants**: Permission, shift, financial, and lock checks must strictly fail closed under ambiguity, network loss, or unhandled errors.
4. **Isolated Artifact Commit**: Stage and commit only Edge-Case-owned artifacts (`reports/Edge-Case/*`, `reports/problem/*`) with unique timestamps.

---

## 1. Review Scope Dispatch (Use When...)

Select your scope context based on the assigned task:

| Review Scope / Task Assignment | Core Mission | Target Reference |
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add tamnguyendinh/anvien/edge-case-review@sha256:436ad029111601a9

The line at the top of this page pins the label git:20260830.6c9c408, 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_2css4vl5izaj3efg.svg)](https://markdownregistry.com/a/art_2css4vl5izaj3efg)

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

Versions

The registry has recorded 2 versions of this file, between Jun 5, 2026 and Aug 30, 2026, about one every 86 days.

versioncommittedcommitsizeaudit
git:20260830.6c9c408 latest2026-08-30 6c9c408 7,006 BA view · diff
git:20260605.d53ced92026-06-05 d53ced9 32,530 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 (7006 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

tamnguyendinh/anvien · 12 stars · license MIT · pushed 2026-10-25 · branch master

API

GET https://markdownregistry.com/api/v1/artifacts/art_2css4vl5izaj3efg
GET https://markdownregistry.com/api/v1/resolve?ref=tamnguyendinh/anvien/edge-case-review
GET https://markdownregistry.com/api/v1/blob/436ad029111601a9257c38cba2e493b6a9b240b18b8af1460da6fd811c006052

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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