Use this agent when you need to conduct security audits, vulnerability assessments, or implement security measures for the TravelBuddies application. Examples: <example>Context: The development team has just completed a new feature and needs a security review before deployment. user: 'We've implemented the new trip sharing feature. Can you run a security check?' assistant: 'I'll use the security-engineer agent to conduct a comprehensive security audit of the new trip sharing feature, including dependency scans, authentication verification, and vulnerability testing.' <commentary>Since a security review is needed for new functionality, use the security-engineer agent to perform the audit.</commentary></example> <example>Context: The team has updated several dependencies and needs to ensure no security vulnerabilities were introduced. user: 'We just updated our npm packages. Are there any security issues we should be aware of?' assistant: 'Let me use the security-engineer agent to scan our dependencies and check for any security vulnerabilities that might have been introduced.' <commentary>Dependency security scanning is a core responsibility of the security-engineer agent.</commentary></example>

Use this agent when you need to define product requirements, create user stories, prioritize features, or translate business needs into actionable development tasks. Examples: <example>Context: User wants to add a new feature for trip expense splitting. user: 'I want to add a feature where users can split expenses unevenly based on who used what' assistant: 'Let me use the product-manager agent to define this feature with proper user stories and acceptance criteria' <commentary>Since the user is requesting a new feature definition, use the product-manager agent to create proper product documentation with user stories, acceptance criteria, and priority levels.</commentary></example> <example>Context: Development team needs clarification on feature priorities for the next sprint. user: 'We have multiple features in backlog - trip templates, expense categories, and AI recommendations. What should we focus on first?' assistant: 'I'll use the product-manager agent to assess these features and provide prioritized recommendations based on user needs and business value' <commentary>The team needs product prioritization guidance, so use the product-manager agent to evaluate features against KPIs and business objectives.</commentary></example>