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

src/__Libraries/StellaOps.Provcache.Api/ProvcacheEndpointExtensions.cs

@@ -1,3 +1,5 @@
+#pragma warning disable ASPDEPR002 // WithOpenApi is deprecated - will migrate to new OpenAPI approach
+
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;