feat: Add MongoIdempotencyStoreOptions for MongoDB configuration

feat: Implement BsonJsonConverter for converting BsonDocument and BsonArray to JSON

fix: Update project file to include MongoDB.Bson package

test: Add GraphOverlayExporterTests to validate NDJSON export functionality

refactor: Refactor Program.cs in Attestation Tool for improved argument parsing and error handling

docs: Update README for stella-forensic-verify with usage instructions and exit codes

feat: Enhance HmacVerifier with clock skew and not-after checks

feat: Add MerkleRootVerifier and ChainOfCustodyVerifier for additional verification methods

fix: Update DenoRuntimeShim to correctly handle file paths

feat: Introduce ComposerAutoloadData and related parsing in ComposerLockReader

test: Add tests for Deno runtime execution and verification

test: Enhance PHP package tests to include autoload data verification

test: Add unit tests for HmacVerifier and verification logic

src/Concelier/__Libraries/StellaOps.Concelier.Core/Linksets/LinksetCorrelation.cs

@@ -115,10 +115,17 @@ internal static class LinksetCorrelation
                 .ToHashSet(StringComparer.Ordinal))
             .ToList();
 
-        var sharedPackages = new HashSet<string>(packageKeysPerInput.FirstOrDefault() ?? new HashSet<string>(), StringComparer.Ordinal);
-        foreach (var next in packageKeysPerInput.Skip(1))
+        var sharedPackages = new HashSet<string>(StringComparer.Ordinal);
+        if (packageKeysPerInput.Count > 0)
         {
-            sharedPackages.IntersectWith(next);
+            sharedPackages.UnionWith(packageKeysPerInput[0]);
+
+#pragma warning disable CS8620 // inputs filtered to non-empty strings above
+            foreach (var next in packageKeysPerInput.Skip(1))
+            {
+                sharedPackages.IntersectWith(next);
+            }
+#pragma warning restore CS8620
         }
 
         if (sharedPackages.Count > 0)