jzkk720/cubecloud-skills-bundle-kit · upstream/impeccable-harden/SKILL.md

impeccable-harden skillA

impeccable-harden is agent-read markdown (skill) from jzkk720/cubecloud-skills-bundle-kit: Make an interface resilient to the unexpected: edge cases, hostile input, failure states, interrupted gestures, and real-world conditions. Use when an interface works only on the happy path, or before shipping anything users can break. Covers constraint handling, validation, accessibility and performance resilience, offline behavior, and the edge-case test matrix..

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add jzkk720/cubecloud-skills-bundle-kit/impeccable-harden@git:20260913.453cd42
Exact content
mdr add jzkk720/cubecloud-skills-bundle-kit/impeccable-harden@sha256:f57c671500f67cc1

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_2osumertswosikhn.svg)](https://markdownregistry.com/a/art_2osumertswosikhn)

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Versions

versioncommittedcommitsizeaudit
git:20260913.453cd42 latest2026-09-13 453cd42 9,869 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, 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 (9869 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

jzkk720/cubecloud-skills-bundle-kit · 3 stars · license NOASSERTION · pushed 2026-09-15 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_2osumertswosikhn
GET https://markdownregistry.com/api/v1/resolve?ref=jzkk720/cubecloud-skills-bundle-kit/impeccable-harden
GET https://markdownregistry.com/api/v1/blob/f57c671500f67cc1c25cc9dac19d510916245764a398fe5887c69ab8381b4b09