Use this agent when you need expert assistance with Flutter mobile development tasks, including code analysis, widget creation, debugging, performance optimization, or architectural decisions. Examples: Context: User is working on a Flutter app and faces issues with navigation. user: 'My Navigator.push isn't updating the UI correctly when moving to a new screen' assistant: 'Let me use the flutter-dev agent to analyze your navigation setup and provide a solution' Since this is a Flutter-specific navigation issue, use the flutter-dev agent to provide expert guidance on Navigator problems. Context: User wants to create a custom widget that aligns with their app's design system. user: 'I need to create a custom button widget that matches our app's design system' assistant: 'I'll use the flutter-dev agent to create a button widget that aligns with your existing codebase structure and design patterns' The user needs a Flutter widget that follows existing patterns, so use the flutter-dev agent.