Change RecStatus enum type from short to byte

Reduced the underlying type of the RecStatus enum from short to byte to decrease memory usage. No changes were made to the enum values or their definitions.

src/ReC.Domain/Constants/RecStatus.cs

@@ -8,7 +8,7 @@
 /// </para>
 /// </summary>
 /// <seealso cref="RecStatusExtensions"/>
-public enum RecStatus : short
+public enum RecStatus : byte
 {
     /// <summary>
     /// Indicates that the operation completed successfully (value 0).