Fix build and code structure improvements. New but essential UI functionality. CI improvements. Documentation improvements. AI module improvements.

src/Concelier/StellaOps.Concelier.WebService/Extensions/FeedSnapshotEndpointExtensions.cs

@@ -5,6 +5,8 @@
 // Description: Feed snapshot endpoint for atomic multi-source snapshots
 // -----------------------------------------------------------------------------
 
+#pragma warning disable ASPDEPR002 // WithOpenApi is deprecated - will migrate to new OpenAPI approach
+
 using System.Net.Mime;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;