stabilizaiton work - projects rework for maintenanceability and ui livening

src/__Libraries/StellaOps.Provenance/DsseProvenance.cs

@@ -0,0 +1,12 @@
+using System.Collections.Generic;
+
+namespace StellaOps.Provenance;
+
+public sealed class DsseProvenance
+{
+    public string EnvelopeDigest { get; set; } = default!; // sha256 of envelope (not payload)
+    public string PayloadType { get; set; } = default!;    // "application/vnd.in-toto+json"
+    public DsseKeyInfo Key { get; set; } = new();
+    public DsseRekorInfo? Rekor { get; set; }
+    public IReadOnlyCollection<DsseChainLink>? Chain { get; set; }
+}