React Application Architecture For Production Pdf ✮

If the data comes from an API, it does NOT belong in Redux/Zustand. Cache it with React Query. Example: Zustand store for global UI // features/auth/store/authStore.ts import create from 'zustand'; interface AuthStore user: User

export class ErrorBoundary extends Component<Props, hasError: boolean > state = hasError: false ; react application architecture for production pdf

| Tool | Purpose | |------|---------| | | Error tracking and stack traces | | LogRocket | Session replay (see what user did before error) | | DataDog / New Relic | Performance monitoring, API latency | | Axiom / Grafana | Centralized logging | Example: Error logging with Sentry import * as Sentry from '@sentry/react'; Sentry.init( dsn: import.meta.env.VITE_SENTRY_DSN, environment: import.meta.env.MODE, tracesSampleRate: 0.1, // 10% of transactions ); If the data comes from an API, it

// app/router/index.tsx import createBrowserRouter from 'react-router-dom'; import lazy, Suspense from 'react'; const DashboardPage = lazy(() => import('@/features/dashboard/pages/DashboardPage')); const ProductsPage = lazy(() => import('@/features/products/pages/ProductsPage')); const NotFoundPage = lazy(() => import('@/shared/ui/NotFoundPage')); hasError: boolean &gt

Tailwind is fine for prototypes, but at scale, CSS Modules provide better maintainability, no class name collisions, and easier theming. 8. Security and Error Boundaries Error Boundaries Catch JavaScript errors in components without crashing the whole app: