Update README.md

README.md

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-# currency_converter
+## Currency Converter Flutter 💱
+This is a currency converter app made using Flutter and Provider state management library. The app allows users to convert between different currencies using the latest exchange rates from the [openexchangerates.org](openexchangerates.org) API. The app is designed to be simple, fast, and reliable. The app also stores the last currencies converted, so that it can restore it when reopened.
 
-A new Flutter project.
 
-## Getting Started
+![Image 1](https://github.com/Souptik-Coder/Currency-Converter-Flutter/assets/69388347/ef7f1b43-d258-409f-9833-3c0e6ba6b59c)
 
-This project is a starting point for a Flutter application.
 
-A few resources to get you started if this is your first Flutter project:
+![Image 2](https://github.com/Souptik-Coder/Currency-Converter-Flutter/assets/69388347/73a38e0b-3fa5-466b-ac18-56d223bd94da)
 
-- [Lab: Write your first Flutter app](https://docs.flutter.dev/get-started/codelab)
-- [Cookbook: Useful Flutter samples](https://docs.flutter.dev/cookbook)
+### Libraries Used 📚
 
-For help getting started with Flutter development, view the
-[online documentation](https://docs.flutter.dev/), which offers tutorials,
-samples, guidance on mobile development, and a full API reference.
+* provider : Provides a simple and scalable way to manage app state using the provider pattern.
+* http : Makes it easy to perform HTTP requests and handle responses.
+* shared_preferences: It hepls to store last  stores key-value paires