agent-development

# Agent Development for Claude Code Plugins ## Overview Agents are autonomous subprocesses that handle complex, multi-step tasks independently. Understanding agent structure, triggering conditions, and system prompt design enables creating powerful autonomous capabilities. **Key concepts:** - Agents are FOR autonomous work, commands are FOR user-initiated actions - Markdown file format with YAML frontmatter - Triggering via description field with examples - System prompt defines agent behavior - Model and color customization ## Agent File Structure ### Complete Format ```markdown --- name: agent-identifier description: Use this agent when [triggering conditions]. Typical triggers include [scenario 1 in prose], [scenario 2 in prose], and [scenario 3 in prose]. See "When to invoke" in the agent body for worked scenarios. model: inherit color: blue tools: ["Read", "Write", "Grep"] --- You are [agent role description]... ## When to invoke [Two to four representative scenarios written as prose, e.g.:] - **[Scenario name].** [What the situation looks like and what the agent should do.] - **[Scenario name].** [Same.] **Your Core Responsibilities:** 1. [Responsibility 1] 2. [Responsibility 2] **Analysis Process:** [Step-by-step workflow] **Output Format:** [What to return] ``` ## Frontmatter Fields ### name (required) Agent identifier used for namespacing and invocation. **Format:** lowercase, numbers, hyphens only **Length:** 3-50 characters **Pattern:** Must start a...