In January 2025, Lauri Jaaskelainen enhanced the Tietokilta/web repository by centralizing the Toaster component within the main layout using React and Next.js. This architectural change ensured consistent notification placement throughout the application, addressing previous inconsistencies caused by redundant Toaster imports in the invoice generator module. By unifying toast management under a single component, Jaaskelainen reduced maintenance overhead and simplified future enhancements. The work, implemented in TypeScript and JavaScript, improved user experience by decoupling notification logic from individual modules. This focused contribution demonstrated a thoughtful approach to frontend architecture, prioritizing maintainability and consistency across the codebase within a short timeframe.