nota-america/forgecat-agent-profiles · profiles/addyosmani/agent-skills/for-forgecat/platforms/codex/.agents/skills/deprecation-and-migration/SKILL.md

deprecation-and-migration skillA

deprecation-and-migration is agent-read markdown (skill) from nota-america/forgecat-agent-profiles: Manages deprecation and migration. Use when removing old systems, APIs, or features. Use when migrating users from one implementation to another. Use when migrating a database schema in production, such as renaming or dropping a column without downtime (expand/contract). Use when deciding whether to maintain or sunset existing code..

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 nota-america/forgecat-agent-profiles/deprecation-and-migration@git:20260916.3a6b22e
Exact content
mdr add nota-america/forgecat-agent-profiles/deprecation-and-migration@sha256:6a624f942e09c698

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_gesc25wtmawyarq6.svg)](https://markdownregistry.com/a/art_gesc25wtmawyarq6)

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Versions

versioncommittedcommitsizeaudit
git:20260916.3a6b22e latest2026-09-16 3a6b22e 12,642 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 (12642 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

nota-america/forgecat-agent-profiles · 72 stars · license Apache-2.0 · pushed 2026-09-17 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_gesc25wtmawyarq6
GET https://markdownregistry.com/api/v1/resolve?ref=nota-america/forgecat-agent-profiles/deprecation-and-migration
GET https://markdownregistry.com/api/v1/blob/6a624f942e09c69863a4219b9bd5d56975026b67b0c70bc83385ffd2120b6142