refactor: modify layout to use ClientOnly and BackgroundBlobsClient components
fix: correct import statement for ActivityFeed in the main page
fix: enhance sitemap fetching logic with error handling and mock support
refactor: convert BackgroundBlobs to default export for consistency
refactor: simplify ErrorBoundary component and improve error handling UI
chore: update framer-motion to version 12.24.10 in package.json and package-lock.json
test: add minimal Prisma Client mock for testing purposes
feat: create BackgroundBlobsClient for dynamic import of BackgroundBlobs
feat: implement ClientOnly component to handle client-side rendering
feat: add custom error handling components for better user experience
