Initial React Native Android project setup with multiplatform desktop support.

Added React Native project structure with Android configuration, Tauri desktop app support, and build artifacts. Includes development tools, test configuration, and platform-specific resources.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

index.js

@@ -0,0 +1,9 @@
+/**
+ * @format
+ */
+
+import { AppRegistry } from 'react-native';
+import App from './App';
+import { name as appName } from './app.json';
+
+AppRegistry.registerComponent(appName, () => App);