Fix TypeScript build errors

2026-01-02 20:27:42 -08:00
parent 849e6a8357
commit d4fb8e77cb
295 changed files with 18595 additions and 1391 deletions
--- a/frontend/FRONTEND_REVIEW_AND_RECOMMENDATIONS.md
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@@ -0,0 +1,915 @@
+# DBIS Core Frontend - Comprehensive Review & Recommendations
+
+**Review Date:** 2025-01-22  
+**Reviewer:** AI Code Review  
+**Status:** Production Ready with Recommendations
+
+---
+
+## Executive Summary
+
+The DBIS Core frontend is a well-structured React + TypeScript application built with modern best practices. The codebase demonstrates solid architecture, comprehensive feature implementation, and good separation of concerns. The application is **production-ready** but would benefit from several enhancements in security, testing, performance optimization, and developer experience.
+
+**Overall Assessment:** ⭐⭐⭐⭐ (4/5)
+
+**Strengths:**
+- Clean architecture and component organization
+- Comprehensive feature set
+- Good TypeScript usage
+- Proper error handling
+- Permission-based access control
+
+**Areas for Improvement:**
+- Testing infrastructure (currently missing)
+- Security enhancements (token storage, XSS protection)
+- Performance optimizations (code splitting, lazy loading)
+- Accessibility improvements
+- Error logging and monitoring
+
+---
+
+## 1. Architecture & Structure
+
+### ✅ Strengths
+
+1. **Well-organized folder structure**
+   - Clear separation: components, pages, services, hooks, stores, utils
+   - Logical grouping (shared, auth, layout, admin)
+   - Consistent naming conventions
+
+2. **Modern tech stack**
+   - React 18 with TypeScript
+   - Vite for fast builds
+   - Zustand for state management (lightweight)
+   - React Query for data fetching
+   - React Router v6
+
+3. **Path aliases configured**
+   - Clean imports with `@/` prefix
+   - Reduces import path complexity
+
+### 🔧 Recommendations
+
+1. **Add environment configuration validation**
+   ```typescript
+   // src/config/env.ts
+   import { z } from 'zod';
+   
+   const envSchema = z.object({
+     VITE_API_BASE_URL: z.string().url(),
+     VITE_APP_NAME: z.string(),
+     VITE_REAL_TIME_UPDATE_INTERVAL: z.coerce.number().positive(),
+   });
+   
+   export const env = envSchema.parse(import.meta.env);
+   ```
+
+2. **Create a `.env.example` file**
+   - Document all required environment variables
+   - Include default values and descriptions
+
+3. **Consider feature-based organization for large pages**
+   - For complex pages (e.g., GRUPage), consider splitting into feature modules
+   - Example: `pages/dbis/gru/components/`, `pages/dbis/gru/hooks/`
+
+---
+
+## 2. Code Quality
+
+### ✅ Strengths
+
+1. **TypeScript usage**
+   - Strict mode enabled
+   - Good type definitions in `types/index.ts`
+   - Type safety throughout
+
+2. **ESLint & Prettier configured**
+   - Consistent code formatting
+   - Basic linting rules
+
+3. **Component patterns**
+   - Functional components with hooks
+   - Props interfaces defined
+   - Reusable shared components
+
+### 🔧 Recommendations
+
+1. **Enhance ESLint configuration**
+   ```javascript
+   // .eslintrc.cjs - Add more rules
+   rules: {
+     '@typescript-eslint/no-explicit-any': 'error', // Currently 'warn'
+     '@typescript-eslint/no-unused-vars': 'error',
+     'react-hooks/exhaustive-deps': 'warn',
+     'no-console': ['warn', { allow: ['warn', 'error'] }],
+   }
+   ```
+
+2. **Add import sorting**
+   - Use `eslint-plugin-import` or `prettier-plugin-sort-imports`
+   - Enforce consistent import order
+
+3. **Replace console.log/error with proper logging**
+   - Create a logger utility
+   - Use structured logging
+   - Integrate with error tracking service (Sentry)
+
+4. **Add JSDoc comments for complex functions**
+   ```typescript
+   /**
+    * Fetches global overview dashboard data
+    * @returns Promise resolving to dashboard data
+    * @throws {ApiError} If API request fails
+    */
+   async getGlobalOverview(): Promise<GlobalOverviewDashboard>
+   ```
+
+5. **Extract magic numbers to constants**
+   ```typescript
+   // constants/config.ts
+   export const REFETCH_INTERVALS = {
+     DASHBOARD: 10000,
+     REAL_TIME: 5000,
+   } as const;
+   ```
+
+---
+
+## 3. Security
+
+### ⚠️ Critical Issues
+
+1. **JWT Token Storage**
+   - **Current:** Tokens stored in `localStorage`
+   - **Risk:** Vulnerable to XSS attacks
+   - **Recommendation:** 
+     - Use `httpOnly` cookies (requires backend support)
+     - Or use `sessionStorage` for better security
+     - Implement token refresh mechanism
+
+2. **Missing CSRF Protection**
+   - Add CSRF tokens for state-changing operations
+   - Use SameSite cookie attributes
+
+3. **XSS Vulnerabilities**
+   - Review all user input rendering
+   - Ensure proper sanitization
+   - Use React's built-in XSS protection (already using)
+
+### 🔧 Recommendations
+
+1. **Implement secure token storage**
+   ```typescript
+   // services/auth/authService.ts
+   // Option 1: Use sessionStorage (better than localStorage)
+   private readonly TOKEN_KEY = 'auth_token';
+   
+   setToken(token: string): void {
+     sessionStorage.setItem(this.TOKEN_KEY, token); // Instead of localStorage
+   }
+   
+   // Option 2: Use httpOnly cookies (requires backend changes)
+   // Tokens should be set by backend via Set-Cookie header
+   ```
+
+2. **Add Content Security Policy (CSP)**
+   - Configure CSP headers in nginx/server config
+   - Restrict inline scripts/styles
+
+3. **Implement rate limiting on frontend**
+   - Add request throttling for API calls
+   - Prevent rapid-fire requests
+
+4. **Add input validation**
+   - Use Zod schemas for form validation
+   - Validate on both client and server
+
+5. **Sanitize user inputs**
+   - Use `DOMPurify` for HTML content
+   - Validate all user inputs before rendering
+
+---
+
+## 4. Performance
+
+### ✅ Strengths
+
+1. **React Query for data fetching**
+   - Automatic caching
+   - Request deduplication
+   - Background refetching
+
+2. **Vite for fast builds**
+   - Fast HMR
+   - Optimized production builds
+
+### 🔧 Recommendations
+
+1. **Implement code splitting**
+   ```typescript
+   // App.tsx - Lazy load routes
+   import { lazy, Suspense } from 'react';
+   
+   const DBISOverviewPage = lazy(() => import('./pages/dbis/OverviewPage'));
+   const DBISGRUPage = lazy(() => import('./pages/dbis/GRUPage'));
+   
+   // Wrap in Suspense
+   <Suspense fallback={<LoadingSpinner fullPage />}>
+     <DBISOverviewPage />
+   </Suspense>
+   ```
+
+2. **Optimize re-renders**
+   - Use `React.memo` for expensive components
+   - Memoize callbacks with `useCallback`
+   - Memoize computed values with `useMemo`
+
+3. **Implement virtual scrolling for large tables**
+   - Use `react-window` or `react-virtual` for DataTable
+   - Improve performance with 1000+ rows
+
+4. **Optimize images and assets**
+   - Use WebP format
+   - Implement lazy loading for images
+   - Add image optimization pipeline
+
+5. **Reduce bundle size**
+   - Analyze bundle with `vite-bundle-visualizer`
+   - Tree-shake unused dependencies
+   - Consider dynamic imports for heavy libraries (Recharts)
+
+6. **Optimize polling intervals**
+   ```typescript
+   // Use adaptive polling based on tab visibility
+   const refetchInterval = document.hidden ? 30000 : 10000;
+   ```
+
+7. **Implement request debouncing**
+   - Debounce search inputs
+   - Debounce filter changes
+
+---
+
+## 5. Testing
+
+### ❌ Missing Infrastructure
+
+**Current Status:** No tests implemented
+
+### 🔧 Recommendations
+
+1. **Set up testing framework**
+   ```bash
+   npm install -D vitest @testing-library/react @testing-library/jest-dom @testing-library/user-event
+   ```
+
+2. **Create test configuration**
+   ```typescript
+   // vitest.config.ts
+   import { defineConfig } from 'vitest/config';
+   import react from '@vitejs/plugin-react';
+   
+   export default defineConfig({
+     plugins: [react()],
+     test: {
+       environment: 'jsdom',
+       setupFiles: ['./src/test/setup.ts'],
+     },
+   });
+   ```
+
+3. **Priority test coverage:**
+   - **Unit tests:** Utility functions, hooks, services
+   - **Component tests:** Shared components (Button, DataTable, Modal)
+   - **Integration tests:** Auth flow, API integration
+   - **E2E tests:** Critical user flows (login, dashboard navigation)
+
+4. **Example test structure:**
+   ```typescript
+   // src/components/shared/Button.test.tsx
+   import { render, screen } from '@testing-library/react';
+   import userEvent from '@testing-library/user-event';
+   import Button from './Button';
+   
+   describe('Button', () => {
+     it('renders with children', () => {
+       render(<Button>Click me</Button>);
+       expect(screen.getByText('Click me')).toBeInTheDocument();
+     });
+     
+     it('calls onClick when clicked', async () => {
+       const handleClick = vi.fn();
+       render(<Button onClick={handleClick}>Click</Button>);
+       await userEvent.click(screen.getByText('Click'));
+       expect(handleClick).toHaveBeenCalledTimes(1);
+     });
+   });
+   ```
+
+5. **Add test coverage reporting**
+   - Use `@vitest/coverage-v8`
+   - Set coverage thresholds (e.g., 80% for critical paths)
+
+---
+
+## 6. Accessibility (a11y)
+
+### ⚠️ Areas for Improvement
+
+### 🔧 Recommendations
+
+1. **Add ARIA labels**
+   ```typescript
+   // Button.tsx
+   <button
+     aria-label={ariaLabel || children}
+     aria-busy={loading}
+     aria-disabled={disabled || loading}
+   >
+   ```
+
+2. **Keyboard navigation**
+   - Ensure all interactive elements are keyboard accessible
+   - Add focus indicators
+   - Implement proper tab order
+
+3. **Screen reader support**
+   - Add `role` attributes where needed
+   - Use semantic HTML (`<nav>`, `<main>`, `<header>`)
+   - Add `aria-live` regions for dynamic content
+
+4. **Color contrast**
+   - Verify WCAG AA compliance (4.5:1 for text)
+   - Test with color blindness simulators
+
+5. **Form accessibility**
+   ```typescript
+   // FormInput.tsx
+   <input
+     aria-describedby={error ? `${id}-error` : undefined}
+     aria-invalid={!!error}
+   />
+   {error && (
+     <div id={`${id}-error`} role="alert">
+       {error}
+     </div>
+   )}
+   ```
+
+6. **Add skip navigation link**
+   ```typescript
+   // App.tsx
+   <a href="#main-content" className="skip-link">
+     Skip to main content
+   </a>
+   ```
+
+---
+
+## 7. Error Handling & Monitoring
+
+### ✅ Strengths
+
+1. **Error boundaries implemented**
+2. **API error interceptors**
+3. **User-friendly error messages**
+
+### 🔧 Recommendations
+
+1. **Integrate error tracking service**
+   ```typescript
+   // utils/errorTracking.ts
+   import * as Sentry from '@sentry/react';
+   
+   export const initErrorTracking = () => {
+     Sentry.init({
+       dsn: import.meta.env.VITE_SENTRY_DSN,
+       environment: import.meta.env.MODE,
+     });
+   };
+   
+   // ErrorBoundary.tsx
+   componentDidCatch(error: Error, errorInfo: ErrorInfo) {
+     Sentry.captureException(error, { contexts: { react: errorInfo } });
+   }
+   ```
+
+2. **Add structured logging**
+   ```typescript
+   // utils/logger.ts
+   enum LogLevel {
+     DEBUG = 'debug',
+     INFO = 'info',
+     WARN = 'warn',
+     ERROR = 'error',
+   }
+   
+   export const logger = {
+     error: (message: string, context?: object) => {
+       console.error(`[ERROR] ${message}`, context);
+       // Send to error tracking service
+     },
+     // ... other levels
+   };
+   ```
+
+3. **Add performance monitoring**
+   - Track Web Vitals (LCP, FID, CLS)
+   - Monitor API response times
+   - Track component render times
+
+4. **Improve error messages**
+   - Provide actionable error messages
+   - Include error codes for support
+   - Add retry mechanisms where appropriate
+
+---
+
+## 8. State Management
+
+### ✅ Strengths
+
+1. **Zustand for global state** (lightweight, simple)
+2. **React Query for server state** (excellent choice)
+3. **Local state for component-specific data**
+
+### 🔧 Recommendations
+
+1. **Consider splitting large stores**
+   - If `authStore` grows, consider separate stores
+   - Example: `userStore`, `permissionStore`
+
+2. **Add state persistence**
+   ```typescript
+   // stores/authStore.ts
+   import { persist } from 'zustand/middleware';
+   
+   export const useAuthStore = create<AuthState>()(
+     persist(
+       (set, get) => ({
+         // ... store implementation
+       }),
+       {
+         name: 'auth-storage',
+         partialize: (state) => ({ user: state.user }), // Don't persist token
+       }
+     )
+   );
+   ```
+
+3. **Add state devtools**
+   ```typescript
+   import { devtools } from 'zustand/middleware';
+   
+   export const useAuthStore = create<AuthState>()(
+     devtools(
+       (set, get) => ({
+         // ... store
+       }),
+       { name: 'AuthStore' }
+     )
+   );
+   ```
+
+---
+
+## 9. API Integration
+
+### ✅ Strengths
+
+1. **Centralized API client**
+2. **Request/response interceptors**
+3. **Error handling**
+
+### 🔧 Recommendations
+
+1. **Add request cancellation**
+   ```typescript
+   // client.ts
+   import { CancelTokenSource } from 'axios';
+   
+   private cancelTokenSources = new Map<string, CancelTokenSource>();
+   
+   get<T>(url: string, config?: InternalAxiosRequestConfig): Promise<T> {
+     const source = axios.CancelToken.source();
+     this.cancelTokenSources.set(url, source);
+     
+     return this.client.get<T>(url, {
+       ...config,
+       cancelToken: source.token,
+     });
+   }
+   ```
+
+2. **Implement retry logic**
+   ```typescript
+   // Use axios-retry or implement custom retry
+   import axiosRetry from 'axios-retry';
+   
+   axiosRetry(this.client, {
+     retries: 3,
+     retryDelay: axiosRetry.exponentialDelay,
+     retryCondition: (error) => {
+       return axiosRetry.isNetworkOrIdempotentRequestError(error);
+     },
+   });
+   ```
+
+3. **Add request/response logging (dev only)**
+   ```typescript
+   if (import.meta.env.DEV) {
+     this.client.interceptors.request.use((config) => {
+       console.log('Request:', config.method, config.url);
+       return config;
+     });
+   }
+   ```
+
+4. **Implement request queuing for critical operations**
+   - Queue requests when offline
+   - Retry when connection restored
+
+---
+
+## 10. User Experience (UX)
+
+### ✅ Strengths
+
+1. **Loading states**
+2. **Error states**
+3. **Responsive design**
+
+### 🔧 Recommendations
+
+1. **Add skeleton loaders**
+   ```typescript
+   // components/shared/Skeleton.tsx
+   export const TableSkeleton = () => (
+     <div className="skeleton-table">
+       {Array(5).fill(0).map((_, i) => (
+         <div key={i} className="skeleton-row" />
+       ))}
+     </div>
+   );
+   ```
+
+2. **Improve empty states**
+   - Add illustrations
+   - Provide actionable next steps
+   - Add helpful messages
+
+3. **Add optimistic updates**
+   ```typescript
+   // For mutations, update UI immediately
+   const mutation = useMutation({
+     mutationFn: updateData,
+     onMutate: async (newData) => {
+       await queryClient.cancelQueries({ queryKey: ['data'] });
+       const previous = queryClient.getQueryData(['data']);
+       queryClient.setQueryData(['data'], newData);
+       return { previous };
+     },
+     onError: (err, newData, context) => {
+       queryClient.setQueryData(['data'], context.previous);
+     },
+   });
+   ```
+
+4. **Add toast notifications for actions**
+   - Success messages for completed actions
+   - Error messages with retry options
+   - Info messages for background operations
+
+5. **Implement offline detection**
+   ```typescript
+   // hooks/useOnlineStatus.ts
+   export const useOnlineStatus = () => {
+     const [isOnline, setIsOnline] = useState(navigator.onLine);
+     
+     useEffect(() => {
+       const handleOnline = () => setIsOnline(true);
+       const handleOffline = () => setIsOnline(false);
+       
+       window.addEventListener('online', handleOnline);
+       window.addEventListener('offline', handleOffline);
+       
+       return () => {
+         window.removeEventListener('online', handleOnline);
+         window.removeEventListener('offline', handleOffline);
+       };
+     }, []);
+     
+     return isOnline;
+   };
+   ```
+
+6. **Add keyboard shortcuts**
+   - `/` for search
+   - `Esc` to close modals
+   - `Ctrl+K` for command palette
+
+---
+
+## 11. Documentation
+
+### ✅ Strengths
+
+1. **Comprehensive README**
+2. **Feature documentation**
+3. **Deployment guide**
+
+### 🔧 Recommendations
+
+1. **Add component documentation**
+   - Use Storybook for component library
+   - Document props, examples, usage
+
+2. **Add API documentation**
+   - Document all API endpoints
+   - Include request/response examples
+   - Document error codes
+
+3. **Add architecture decision records (ADRs)**
+   - Document why certain decisions were made
+   - Help future developers understand choices
+
+4. **Add inline code comments**
+   - Document complex logic
+   - Explain business rules
+   - Add TODO comments with context
+
+---
+
+## 12. Build & Deployment
+
+### ✅ Strengths
+
+1. **Vite configuration**
+2. **Docker example**
+3. **Nginx configuration**
+
+### 🔧 Recommendations
+
+1. **Add build optimization**
+   ```typescript
+   // vite.config.ts
+   export default defineConfig({
+     build: {
+       rollupOptions: {
+         output: {
+           manualChunks: {
+             vendor: ['react', 'react-dom'],
+             router: ['react-router-dom'],
+             charts: ['recharts'],
+           },
+         },
+       },
+       chunkSizeWarningLimit: 1000,
+     },
+   });
+   ```
+
+2. **Add environment-specific builds**
+   - Create `.env.development`, `.env.staging`, `.env.production`
+   - Use different API URLs per environment
+
+3. **Add CI/CD pipeline**
+   ```yaml
+   # .github/workflows/frontend-ci.yml
+   name: Frontend CI
+   on: [push, pull_request]
+   jobs:
+     test:
+       runs-on: ubuntu-latest
+       steps:
+         - uses: actions/checkout@v3
+         - uses: actions/setup-node@v3
+         - run: npm ci
+         - run: npm run lint
+         - run: npm run test
+         - run: npm run build
+   ```
+
+4. **Add health check endpoint**
+   - Create `/health` route
+   - Return app version and build info
+
+---
+
+## 13. Type Safety
+
+### ✅ Strengths
+
+1. **TypeScript strict mode**
+2. **Good type definitions**
+
+### 🔧 Recommendations
+
+1. **Add stricter types**
+   ```typescript
+   // Instead of 'any'
+   type ApiResponse<T> = {
+     data: T;
+     error?: ApiError;
+   };
+   ```
+
+2. **Use branded types for IDs**
+   ```typescript
+   type SCBId = string & { readonly __brand: 'SCBId' };
+   type UserId = string & { readonly __brand: 'UserId' };
+   ```
+
+3. **Add runtime type validation**
+   ```typescript
+   // Use Zod for runtime validation
+   import { z } from 'zod';
+   
+   const UserSchema = z.object({
+     id: z.string(),
+     email: z.string().email(),
+     role: z.enum(['DBIS_Super_Admin', 'DBIS_Ops', 'SCB_Admin']),
+   });
+   
+   type User = z.infer<typeof UserSchema>;
+   ```
+
+---
+
+## 14. Missing Features & Enhancements
+
+### High Priority
+
+1. **Environment variable validation** (see section 1)
+2. **Testing infrastructure** (see section 5)
+3. **Error tracking integration** (see section 7)
+4. **Code splitting** (see section 4)
+
+### Medium Priority
+
+1. **Internationalization (i18n)**
+   ```bash
+   npm install i18next react-i18next
+   ```
+   - Support multiple languages
+   - Extract all user-facing strings
+
+2. **Dark mode support**
+   ```typescript
+   // hooks/useTheme.ts
+   export const useTheme = () => {
+     const [theme, setTheme] = useState<'light' | 'dark'>('light');
+     // Toggle theme logic
+   };
+   ```
+
+3. **Advanced PDF export**
+   - Use `jsPDF` or `pdfmake`
+   - Generate formatted reports
+   - Include charts and tables
+
+4. **WebSocket integration**
+   - Replace polling with WebSocket for real-time updates
+   - Implement reconnection logic
+   - Handle connection failures gracefully
+
+### Low Priority
+
+1. **PWA support**
+   - Add service worker
+   - Enable offline functionality
+   - Add install prompt
+
+2. **Advanced analytics**
+   - User behavior tracking
+   - Performance metrics
+   - Feature usage analytics
+
+3. **Command palette**
+   - Quick navigation
+   - Action shortcuts
+   - Search functionality
+
+---
+
+## 15. Code Examples & Quick Wins
+
+### Quick Win 1: Add Loading Skeletons
+
+```typescript
+// components/shared/TableSkeleton.tsx
+export const TableSkeleton = ({ rows = 5, cols = 4 }) => (
+  <div className="skeleton-table">
+    {Array(rows).fill(0).map((_, i) => (
+      <div key={i} className="skeleton-row">
+        {Array(cols).fill(0).map((_, j) => (
+          <div key={j} className="skeleton-cell" />
+        ))}
+      </div>
+    ))}
+  </div>
+);
+```
+
+### Quick Win 2: Improve Error Messages
+
+```typescript
+// utils/errorMessages.ts
+export const getErrorMessage = (error: unknown): string => {
+  if (error instanceof Error) {
+    return error.message;
+  }
+  if (typeof error === 'string') {
+    return error;
+  }
+  return 'An unexpected error occurred';
+};
+```
+
+### Quick Win 3: Add Request Debouncing
+
+```typescript
+// hooks/useDebouncedValue.ts
+export const useDebouncedValue = <T,>(value: T, delay: number): T => {
+  const [debouncedValue, setDebouncedValue] = useState(value);
+  
+  useEffect(() => {
+    const handler = setTimeout(() => {
+      setDebouncedValue(value);
+    }, delay);
+    
+    return () => clearTimeout(handler);
+  }, [value, delay]);
+  
+  return debouncedValue;
+};
+```
+
+---
+
+## 16. Priority Action Items
+
+### 🔴 Critical (Do Before Production)
+
+1. ✅ **Security:** Move tokens from localStorage to httpOnly cookies or sessionStorage
+2. ✅ **Testing:** Add basic unit tests for critical paths (auth, API client)
+3. ✅ **Error Tracking:** Integrate Sentry or similar service
+4. ✅ **Environment Validation:** Add `.env.example` and validation
+
+### 🟡 High Priority (Next Sprint)
+
+1. ✅ **Code Splitting:** Implement lazy loading for routes
+2. ✅ **Accessibility:** Add ARIA labels and keyboard navigation
+3. ✅ **Performance:** Optimize bundle size and add virtual scrolling
+4. ✅ **Documentation:** Add component documentation (Storybook)
+
+### 🟢 Medium Priority (Future Enhancements)
+
+1. ✅ **i18n:** Add internationalization support
+2. ✅ **Dark Mode:** Implement theme switching
+3. ✅ **PWA:** Add service worker and offline support
+4. ✅ **WebSocket:** Replace polling with WebSocket
+
+---
+
+## 17. Conclusion
+
+The DBIS Core frontend is a **well-architected, production-ready application** with a solid foundation. The codebase demonstrates good engineering practices and comprehensive feature implementation.
+
+### Key Strengths
+- Clean architecture and organization
+- Modern tech stack
+- Comprehensive feature set
+- Good TypeScript usage
+- Proper error handling
+
+### Main Gaps
+- Testing infrastructure (critical)
+- Security enhancements (token storage)
+- Performance optimizations (code splitting)
+- Accessibility improvements
+- Error monitoring integration
+
+### Recommended Next Steps
+
+1. **Immediate:** Address critical security and testing gaps
+2. **Short-term:** Implement code splitting and accessibility improvements
+3. **Long-term:** Add i18n, dark mode, and advanced features
+
+With the recommended improvements, this frontend will be **enterprise-grade** and ready for long-term maintenance and scaling.
+
+---
+
+## Appendix: Useful Resources
+
+- [React Best Practices](https://react.dev/learn)
+- [TypeScript Handbook](https://www.typescriptlang.org/docs/)
+- [Web Accessibility Guidelines](https://www.w3.org/WAI/WCAG21/quickref/)
+- [OWASP Top 10](https://owasp.org/www-project-top-ten/)
+- [Vite Documentation](https://vitejs.dev/)
+- [React Query Documentation](https://tanstack.com/query/latest)
+
+---
+
+**Review Completed:** 2025-01-22  
+**Next Review Recommended:** After implementing critical recommendations