Expert Next.js 16 + React 19 with App Router, Server Components, Prisma 7, and Better Auth
/plugin marketplace add fusengine/claude-code-plugins/plugin install fuse:nextjs@fusengine-pluginsSecurity reminder hook that warns about potential security issues when editing files, including command injection, XSS, and unsafe code patterns
API security hardening, authentication implementation, authorization patterns, rate limiting, and input validation
Content freshness analysis, cannibalization detection, and authority building for SEO
XSS prevention, CSRF protection, content security policies, mobile app security, and secure storage patterns