stabilizaiton work - projects rework for maintenanceability and ui livening

src/__Libraries/StellaOps.ReachGraph/Hashing/ReachGraphDigestComputer.cs

@@ -10,7 +10,7 @@ namespace StellaOps.ReachGraph.Hashing;
 /// <summary>
 /// Computes BLAKE3-256 digests for reachability graphs using canonical serialization.
 /// </summary>
-public sealed class ReachGraphDigestComputer
+public sealed partial class ReachGraphDigestComputer
 {
     private readonly CanonicalReachGraphSerializer _serializer;
 
@@ -73,42 +73,4 @@ public sealed class ReachGraphDigestComputer
         return string.Equals(computed, expectedDigest, StringComparison.Ordinal);
     }
 
-    /// <summary>
-    /// Parse a digest string into its algorithm and hash components.
-    /// </summary>
-    /// <param name="digest">The digest string (e.g., "blake3:abc123...").</param>
-    /// <returns>Tuple of (algorithm, hash) or null if invalid format.</returns>
-    public static (string Algorithm, string Hash)? ParseDigest(string digest)
-    {
-        if (string.IsNullOrEmpty(digest))
-            return null;
-
-        var colonIndex = digest.IndexOf(':');
-        if (colonIndex <= 0 || colonIndex >= digest.Length - 1)
-            return null;
-
-        var algorithm = digest[..colonIndex];
-        var hash = digest[(colonIndex + 1)..];
-
-        return (algorithm, hash);
-    }
-
-    /// <summary>
-    /// Validate that a digest string has the correct format for BLAKE3.
-    /// </summary>
-    /// <param name="digest">The digest string to validate.</param>
-    /// <returns>True if valid BLAKE3 digest format, false otherwise.</returns>
-    public static bool IsValidBlake3Digest(string digest)
-    {
-        var parsed = ParseDigest(digest);
-        if (parsed is null)
-            return false;
-
-        var (algorithm, hash) = parsed.Value;
-
-        // BLAKE3-256 produces 64 hex characters (32 bytes)
-        return string.Equals(algorithm, "blake3", StringComparison.OrdinalIgnoreCase) &&
-               hash.Length == 64 &&
-               hash.All(c => char.IsAsciiHexDigit(c));
-    }
 }