Reference guide for GitHub Copilot configuration file formats including agent definitions, instructions, prompts, hooks, and skills. Use when creating, editing, or reviewing .agent.md, .instructions.md, .prompt.md, hooks.json, or SKILL.md files. Covers YAML frontmatter schemas, tool names, handoff patterns, glob syntax, and validation rules.
Structured communication protocol for orchestrator-subagent workflows. Use when delegating work to subagents, reporting task completion to an orchestrator, or designing multi-agent handoff patterns. Defines mandatory response sections, delegation templates, and review outcome handling.
Reference library of glob patterns for GitHub Copilot instruction files. Use when writing applyTo patterns in .instructions.md files, or when debugging why instructions apply to wrong files. Covers common patterns by ecosystem, exclusions, and anti-patterns.
Self-review checklist and quality gates for agents completing work. Use when finishing a task, before reporting completion, or when asked to verify your own output quality. Covers syntax validation, cross-reference checking, placeholder detection, and completion attestation.
Validate YAML frontmatter schemas for all GitHub Copilot configuration file types. Use when creating, reviewing, or debugging .agent.md, .instructions.md, .prompt.md, or SKILL.md files. Provides complete field schemas, type constraints, and common error patterns.