Add NuGet badge to README.md

README.md

@@ -5,14 +5,25 @@
 
 [![License](https://img.shields.io/badge/License-BSD%203--Clause-blue.svg)](https://raw.githubusercontent.com/team-charls/charls-dotnet/master/LICENSE.md)
 [![Build Status](https://dev.azure.com/team-charls/charls-native-dotnet/_apis/build/status/team-charls.charls-native-dotnet?branchName=master)](https://dev.azure.com/team-charls/charls-native-dotnet/_build/latest?definitionId=4&branchName=master)
+[![NuGet Beta](https://img.shields.io/nuget/vpre/CharLS.Native.svg)](https://www.nuget.org/packages/CharLS.Native)
 
-CharLS.Native .NET is a .NET adapter assembly that provides access to the native CharLS JPEG-LS C++ implementation for .NET based applications.
+CharLS.Native .NET is an adapter assembly that provides access to the native CharLS JPEG-LS C++ implementation for .NET based applications.
 
 ## Features
 
 * .NET 5.0 class library.
-* Supports Windows in 32 bit and 64 bit.
+* Supports the Windows platform in the x86 and x64 architecture.
 
-## About JPEG-LS
+## Installation
+
+CharLS.Native can be installed using the NuGet command line or the NuGet Package Manager in Visual Studio.
+
+### Install using the command line
+
+```bash
+Install-Package CharLS.Native
+```
+
+## About the JPEG-LS image compression standard
 
 More information about JPEG-LS can be found in the [README](https://github.com/team-charls/charls/blob/master/README.md) from the C++ CharLS project.