feat: setup React/Vite frontend with Tyndale AI chat interface

Initialize complete frontend project structure with the following components:

- React 18 + Vite development environment with TypeScript
- Tailwind CSS for styling with custom animations
- Radix UI components for accessible UI primitives
- React Router for navigation between landing and chat pages
- TanStack Query for efficient API data management

Key features implemented:
- Landing page with hero, features, and footer sections
- Real-time chat interface with message history
- Study/Trading mode toggle for different interaction types
- Custom hooks for chat state management
- API integration layer with backend service
- Responsive design with scroll areas and card layouts

Docker deployment configuration:
- Multi-stage Dockerfile with Node.js build and Nginx production
- Custom nginx configuration for SPA routing on port 3000
- Optimized production build process

Development tools:
- ESLint for code quality
- TypeScript for type safety
- PostCSS with Autoprefixer
- Environment variable configuration with .env.example

.gitignore

@@ -0,0 +1,30 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?
+
+# Environment variables
+.env
+.env.local
+.env.production.local
+.env.development.local