Build a production-ready prompt package — system prompt, few-shot examples, output format, edge case handling, eval criteria. Use when asked to "prompt engineering", "build a prompt", "write a system prompt", or "improve this prompt".
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SKILL.md / Manifest
https://raw.githubusercontent.com/jeremylongshore/claude-code-plugins-plus-skills/main/plugins/ai-agency/tonone/skills/cortex-prompt/SKILL.mdRegistry
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