Add CI and NuGet badges to README

Author: sudokoko

README.md

@@ -1,5 +1,10 @@
 # Starnet
 
+[![Automatic Release](https://github.com/LBPUnion/Starnet/actions/workflows/release.yml/badge.svg)](https://github.com/LBPUnion/Starnet/actions/workflows/release.yml)
+[![Automatic Staging](https://github.com/LBPUnion/Starnet/actions/workflows/staging.yml/badge.svg)](https://github.com/LBPUnion/Starnet/actions/workflows/staging.yml)
+[![CodeQL](https://github.com/LBPUnion/Starnet/actions/workflows/codeql.yml/badge.svg)](https://github.com/LBPUnion/Starnet/actions/workflows/codeql.yml)
+![NuGet Downloads](https://img.shields.io/nuget/dt/LBPUnion.Starnet?label=NuGet%20Downloads)
+
 Starnet is a .NET library for interacting with ProjectLighthouse instance APIs.
 
 ## Solution Structure