Upgrade this Next.js project to version 15. Update package.json dependencies to Next.js 15 and React 19. Migrate App Router patterns and update metadata API usage following latest conventions. Fix breaking changes in configuration, middleware, and API routes. Update next.config.ts with new configuration options. Test the build process and development server. Update TypeScript types and resolve compilation errors. Document migration steps and breaking changes. Reference frontend-development-agent for React/Next.js expertise. Ensure all pages, components, and API routes work correctly after upgrade.
/plugin marketplace add LarouexNonprofitConsulting/larouex-fullstack-plugin/plugin install larouexnonprofitconsulting-larouex-fullstack-builder@LarouexNonprofitConsulting/larouex-fullstack-pluginUpgrade this Next.js project to version 15. Update package.json dependencies to Next.js 15 and React 19. Migrate App Router patterns and update metadata API usage following latest conventions. Fix breaking changes in configuration, middleware, and API routes. Update next.config.ts with new configuration options. Test the build process and development server. Update TypeScript types and resolve compilation errors. Document migration steps and breaking changes. Reference frontend-development-agent for React/Next.js expertise. Ensure all pages, components, and API routes work correctly after u...