update readme

Author: kikeztw

README.md

@@ -1 +1,60 @@
-# TODO 
+# TODO 
+  
+  - Documentation
+  - Refresh Token
+  - Auth0 Params
+  - Clean Code
+
+
+Basic use: 
+
+```tsx
+import React from 'react';
+import { View, Button, Text } from 'react-native';
+import { useAuth, AuthProviderConfig, AuthProvider } from '@cobuildlab/react-native-auth0';
+import { Credentials } from 'react-native-auth0';
+import AsyncStorage from '@react-native-async-storage/async-storage';
+
+import { auth0 } from './src/shared/auth0/client';
+
+const App: React.FC = () => {
+  const { login, logout, isLoading, isAuthenticated } = useAuth();
+  console.log('---- isAuthenticated --- ', isAuthenticated);
+  console.log('---- isLoading --- ', isLoading);
+
+  return (
+    <View>
+      <Text>{isAuthenticated ? 'Im On' : 'Im Off'}</Text>
+      <Button onPress={login} title="login" />
+      <Button onPress={logout} title="logout" />
+    </View>
+  );
+};
+
+const Conifg: AuthProviderConfig = {
+  auth0,
+  eichBaseToken: '8base-token',
+  eichBaseAuthProfileId: 'my-profile-id',
+  eichBaseEndpoint: '8base-environemnt-branch',
+  removeCredentials: async () => {
+    await AsyncStorage.removeItem('credentials_store');
+  },
+  saveCredentials: async (credentials) => {
+    const value = JSON.stringify(credentials);
+    await AsyncStorage.setItem('credentials_store', value);
+  },
+  getCredentials: async (): Promise<Credentials | null> => {
+    const value = await AsyncStorage.getItem('credentials_store');
+    return value != null ? JSON.parse(value) : null;
+  },
+};
+
+export const App = () => {
+  return (
+    <AuthProvider config={Conifg}>
+      <App />
+    </AuthProvider>
+  );
+};
+```
+