felvieira/claude-skills-fv · skills/26-prompt-engineer/SKILL.md

prompt-engineer skillA

prompt-engineer is agent-read markdown (skill) from felvieira/claude-skills-fv: Skill para desenhar prompts reutilizaveis de texto, imagem e video com foco em clareza, controle, custo e reprodutibilidade. Use quando a qualidade do prompt for parte central da feature ou do fluxo. Trigger em: "prompt engineer", "prompt engineering", "melhorar prompt", "otimizar prompt", "template de prompt", "system prompt", "few-shot", "chain of thought", "reduzir custo de prompt", "iterar prompt", "prompt reutilizavel"..

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 felvieira/claude-skills-fv/prompt-engineer@git:20260909.d5d4370
Exact content
mdr add felvieira/claude-skills-fv/prompt-engineer@sha256:935863e634a0762d

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_uzkkepk3jraxozfs.svg)](https://markdownregistry.com/a/art_uzkkepk3jraxozfs)

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Versions

versioncommittedcommitsizeaudit
git:20260909.d5d4370 latest2026-09-09 d5d4370 3,111 BA view · diff
git:20260524.d8573f82026-05-24 d8573f8 2,710 BA view · diff
git:20260513.ac7d4fa2026-05-13 ac7d4fa 2,479 BA view · diff
git:20260310.306e0c82026-03-10 306e0c8 1,549 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 (3111 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

felvieira/claude-skills-fv · 23 stars · license Apache-2.0 · pushed 2026-09-09 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_uzkkepk3jraxozfs
GET https://markdownregistry.com/api/v1/resolve?ref=felvieira/claude-skills-fv/prompt-engineer
GET https://markdownregistry.com/api/v1/blob/935863e634a0762dfc67705e99327934475062defc1e4ad4ecdce719b87d6527