air-gapped/skills · .claude/skills/postgres-operator-cloudnative-pg-migration/SKILL.md

postgres-operator-cloudnative-pg-migration skillA

postgres-operator-cloudnative-pg-migration is agent-read markdown (skill) from air-gapped/skills: Migrate PostgreSQL clusters from the Zalando postgres-operator (acid.zalan.do `postgresql` CRs, Spilo/Patroni, WAL-G) to CloudNativePG (CNPG) on Kubernetes, incl. fully air-gapped clusters. Core knowledge: the two walls (Spilo↔CNPG glibc/collation divergence that corrupts physically-copied indexes; WAL-G↔Barman archive incompatibility that strands old backups), three migration paths (logical replication default; initdb.import for small DBs/PG≤13; pg_basebackup as the discouraged same-major excep.

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 air-gapped/skills/postgres-operator-cloudnative-pg-migration@git:20260825.ce490c6
Exact content
mdr add air-gapped/skills/postgres-operator-cloudnative-pg-migration@sha256:07285ebf9f62bb27

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_gnzzhunpuex45thq.svg)](https://markdownregistry.com/a/art_gnzzhunpuex45thq)

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Versions

versioncommittedcommitsizeaudit
git:20260825.ce490c6 latest2026-08-25 ce490c6 11,108 BA view · diff
git:20260825.cb9a4ce2026-08-25 cb9a4ce 11,623 BA view · diff
git:20260825.28532fb2026-08-25 28532fb 11,439 BA view · diff
git:20260729.4873e2f2026-07-29 4873e2f 11,229 BA view · diff
git:20260729.94a019f2026-07-29 94a019f 11,229 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 (11108 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

air-gapped/skills · 5 stars · license MIT · pushed 2026-09-16 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_gnzzhunpuex45thq
GET https://markdownregistry.com/api/v1/resolve?ref=air-gapped/skills/postgres-operator-cloudnative-pg-migration
GET https://markdownregistry.com/api/v1/blob/07285ebf9f62bb2772a7c64a506f7401b528ebb638e6bea83e219185463c59fe

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.