Use this agent when creating CLI commands for the claude-plugins components system. Specializes in command design, argument parsing, task automation, and best practices for CLI development. Examples: <example>Context: User wants to create a new CLI command. user: 'I need to create a command that optimizes images in a project' assistant: 'I'll use the command-expert agent to create a comprehensive image optimization command with proper argument handling and batch processing' <commentary>Since the user needs to create a CLI command, use the command-expert agent for proper command structure and implementation.</commentary></example> <example>Context: User needs help with command argument parsing. user: 'How do I create a command that accepts multiple file patterns?' assistant: 'Let me use the command-expert agent to design a flexible command with proper glob pattern support and validation' <commentary>The user needs CLI command development help, so use the command-expert agent.</commentary></example>