unknown-field

Identify and process skill units with non-standard frontmatter fields.

Updated Feb 18, 2026
One-click install
npx skills add https://github.com/XiongJingzhi/agent-learn --skill unknown-field-xiongjingzhi
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: unknown-field
Source: https://github.com/XiongJingzhi/agent-learn/tree/main/app/pi-mono/packages/coding-agent/test/fixtures/skills/unknown-field
Command: npx skills add https://github.com/XiongJingzhi/agent-learn --skill unknown-field-xiongjingzhi

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill demonstrates a non-standard frontmatter configuration.

Core Features & Use Cases

  • Demonstration: Serves as an example of how a skill unit might be structured with unexpected fields.
  • Testing: Useful for testing parsers and systems that need to handle variations in skill metadata.

Quick Start

This skill is for demonstration purposes and does not have a direct user-facing quick start command.

Frequently Asked Questions about unknown-field

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I handle unknown fields in skill metadata during parsing?

Handling unknown fields in skill metadata requires robust parsing logic to gracefully ignore or flag unrecognized frontmatter fields. This ensures metadata validation and error handling continue without failing during skill discovery in agentic systems.

What happens when a parser encounters non-standard frontmatter in skill configurations?

When a parser encounters non-standard frontmatter in skill configurations, it should flag the unrecognized fields for metadata validation. This allows the system to gracefully process skill units with unexpected fields rather than failing the entire skill discovery process.

How do I test a metadata parser against skill units with unexpected fields?

Testing a metadata parser against skill units with unexpected fields involves using demonstration skills with non-standard frontmatter configurations. This validates that your parsing logic can gracefully ignore or flag unrecognized fields during skill discovery operations.

Why does skill discovery fail when processing metadata with non-standard fields?

Skill discovery fails with non-standard fields when parsing logic lacks robust error handling for unrecognized frontmatter. Implementing validation that gracefully ignores or flags unknown fields prevents discovery failures in agentic systems processing varied skill metadata.

Can I use this skill for metadata validation in agentic systems?

Yes, this skill is applicable in agentic systems for metadata validation and error handling during skill discovery. It identifies and processes skill units with non-standard or unknown fields in their frontmatter to test parser robustness.

What is the best way to validate parsers handling unknown frontmatter fields?

The best way to validate parsers handling unknown frontmatter fields is to test them against skill units containing non-standard metadata configurations. This confirms the parsing logic can gracefully ignore or flag unrecognized fields without breaking skill discovery.