audit work, fixed StellaOps.sln warnings/errors, fixed tests, sprints work, new advisories

src/Policy/__Libraries/StellaOps.Policy.Determinization/Evidence/EpssEvidence.cs

@@ -37,4 +37,11 @@ public sealed record EpssEvidence
     /// </summary>
     [JsonPropertyName("model_version")]
     public string? ModelVersion { get; init; }
+
+    /// <summary>
+    /// Convenience property returning the EPSS score.
+    /// Alias for <see cref="Epss"/> for API compatibility.
+    /// </summary>
+    [JsonIgnore]
+    public double Score => Epss;
 }