update readme and trigger [publish]

Author: itsAudioo

README.md

@@ -365,6 +365,21 @@ These are deliberate choices for SwiftlyS2 plugins.
 
 ---
 
+## Contributing
+
+See
+[CONTRIBUTING.md](https://github.com/itsAudioo/SwiftSQL/blob/master/CONTRIBUTING.md)
+for the full guidelines.
+
+Local build and test:
+
+```
+dotnet build
+dotnet run -c Release --project SwiftSQL.Tests/SwiftSQL.Tests.csproj
+```
+
+---
+
 ## License
 
 MIT