feat: Migrate packages and examples from WebF Enterprise to open source

[andycall]

Summary

• Migrated CLI tools, React/Vue packages, and example applications from WebF Enterprise to the open source repository
• Added comprehensive npm packages for React and Vue development with WebF
• Included playground app and multiple example applications demonstrating WebF capabilities

Changes Included

CLI Tools

• WebF CLI with code generation capabilities for React and Vue components
• Template generation for WebF projects
• TypeScript support and configuration templates

NPM Packages

• react-core-ui: Core React UI components for WebF
• react-cupertino-ui: Cupertino-style UI components for React
• react-router: Routing solution for React WebF applications
• react-ui-kit: Additional UI kit components
• vue-core-ui: Core Vue UI components for WebF
• vue-cupertino-ui: Cupertino-style UI components for Vue
• vue-router: Routing solution for Vue WebF applications
• webf-deeplink: Deep linking support for WebF applications
• webf-share: Sharing functionality for WebF applications

Example Applications

• playground_app: Flutter playground application with WebF integration
• react_project: Basic React project template
• react_use_cases: Comprehensive React examples and use cases
• nextjs-ssr-project: Next.js SSR project example
• tailwind_react: React with Tailwind CSS integration
• vue_project: Vue.js project template