Update React Native README links

Author: roncohen

packages/react-native-sdk/README.md

@@ -2,9 +2,9 @@
 
 A thin React Native wrapper around `@reflag/react-sdk`.
 
-For more usage details, see the React SDK README in `packages/react-sdk/README.md`.
+For more usage details, see the [React SDK README](../react-sdk/README.md).
 
-An Expo example app lives at `packages/react-native-sdk/dev/expo`.
+An Expo example app lives in [packages/react-native-sdk/dev/expo](https://github.com/reflagcom/javascript/tree/main/packages/react-native-sdk/dev/expo).
 
 ## Install
 
@@ -28,14 +28,19 @@ import { ReflagProvider, useFlag } from "@reflag/react-native-sdk";
 </ReflagProvider>;
 ```
 
-See the React SDK README in `packages/react-sdk/README.md` for more details.
+See the [React SDK README](../react-sdk/README.md) for more details.
+
+## React Native differences
+
+- The Reflag toolbar is web-only and is not available in React Native.
+- Built-in feedback UI is web-only. In React Native, use your own UI and call `useSendFeedback` or `client.feedback` when you're ready to send feedback.
 
 ## Cookbook
 
 ### Refresh flags when the app returns to the foreground
 
-Flags are updated if the context passed to <ReflagProvider> changes, but you might also want to update them in when the app comes to the foreground.
-See this snipped on how to achieve that:
+Flags are updated if the context passed to `<ReflagProvider>` changes, but you might also want to update them when the app comes to the foreground.
+See this snippet:
 
 ```tsx
 import React, { useEffect, useRef } from "react";
@@ -72,3 +77,8 @@ export function App() {
   );
 }
 ```
+
+## Bootstrapping
+
+You can use `<ReflagBootstrappedProvider>` in React Native when you already have pre-fetched flags and want to avoid an initial fetch.
+For bootstrap usage patterns and options, see the [React SDK bootstrapping docs](../react-sdk/README.md#server-side-rendering-and-bootstrapping).