RN | cli 설치, React Navigation

npx @react-native-community/cli init MyApp

npm install @react-navigation/native @react-navigation/native-stack

npm install react-native-screens react-native-safe-area-context

App.tsx

import React from 'react';
import {NavigationContainer} from '@react-navigation/native';
import {createNativeStackNavigator} from '@react-navigation/native-stack';
import HomeScreen from './src/screens/home';

const Stack = createNativeStackNavigator();

const App = () => {
  return (
    <NavigationContainer>
      <Stack.Navigator>
        <Stack.Screen name="Home" component={HomeScreen} />
      </Stack.Navigator>
    </NavigationContainer>
  );
};

export default App;

tsconfig.json

{
  "extends": "@react-native/typescript-config/tsconfig.json",
  "compilerOptions": {
    "strict": true,
    "skipLibCheck": true,
    "baseUrl": ".",
    "paths": {
      "@/*": ["src/*"]
    }
  }
}

babel.config.js

module.exports = {
  presets: ['module:@react-native/babel-preset'],
  plugins: [
    [
      'module-resolver',
      {
        root: ['.'],
        extensions: ['.ios.js', '.android.js', '.js', '.ts', '.tsx', '.json'],
        alias: {
          '@': './src',
        },
      },
    ],
  ],
};