eat: example app's readme.md (#1452)

## 📜 Description

- added a `example/README.md` with a `screenshot.png` to help how to run
the example app.

## 💡 Motivation and Context

I was not able to run the example app instinctively:
#1451

Closes
#1451

## 📢 Changelog

Just doc.

## 🤔 How Has This Been Tested?

Yes, I managed to read it. XD

## 📸 Screenshots (if appropriate):

<img width="1912" height="782" alt="image"
src="https://github.com/user-attachments/assets/5cc4bf8a-e4cc-499b-bf32-b276caa6813e"
/>

## 📝 Checklist

- [ ] CI successfully passed
- [ ] I added new mocks and corresponding unit-tests if library API was
changed

---------

Co-authored-by: kirillzyusko <zyusko.kirik@gmail.com>

Author: yairopro

FabricExample/README.md

@@ -0,0 +1,38 @@
+# FabricExample
+
+This example app runs on the [New Architecture](https://reactnative.dev/docs/the-new-architecture/landing-page) (Fabric).
+
+## Run the app
+
+<img src="../gifs/example-screenshot.png" align="right" width="230px" style="margin-left: 40px;">
+
+1. Install the repository dependencies (from the project root):
+
+```bash
+yarn
+```
+
+2. Install the FabricExample app dependencies:
+
+```bash
+cd FabricExample
+yarn
+```
+
+3. Start the Metro server:
+
+```bash
+yarn start
+```
+
+4. In a separate terminal, build and install the app:
+
+```bash
+yarn android
+# or
+yarn ios
+```
+
+## Contributing
+
+If you discovered a bug and know the fix or would like to make a contribution to the project, please check the [contribution guide](../CONTRIBUTING.md).

example/README.md

@@ -0,0 +1,36 @@
+# Example
+
+## Run the app
+
+<img src="../gifs/example-screenshot.png" align="right" width="230px" style="margin-left: 40px;">
+
+1. Install the repository dependencies (from the project root):
+
+```bash
+yarn
+```
+
+2. Install the example app dependencies:
+
+```bash
+cd example
+yarn
+```
+
+3. Start the Metro server:
+
+```bash
+yarn start
+```
+
+4. In a separate terminal, build and install the app:
+
+```bash
+yarn android
+# or
+yarn ios
+```
+
+## Contributing
+
+If you discovered a bug and know the fix or would like to make a contribution to the project, please check the [contribution guide](../CONTRIBUTING.md).