add interface stuff for guids

src/StrongOf/IStrongGuid.cs

@@ -14,4 +14,29 @@ public interface IStrongGuid : IStrongOf
     /// Returns the value of the strong type as a Guid.
     /// </summary>
     Guid AsGuid();
+
+    /// <summary>
+    /// Checks if the Guid is empty.
+    /// </summary>
+    /// <returns>True if the Guid is empty; otherwise, false.</returns>
+    bool IsEmpty();
+
+    /// <summary>
+    /// Converts the value of this instance to its equivalent string representation using the specified format.
+    /// </summary>
+    /// <param name="format">A standard or custom format string.</param>
+    /// <returns>The string representation of the value of this instance as specified by format.</returns>
+    string ToString(string format);
+
+    /// <summary>
+    /// Converts the value of this instance to its equivalent string representation with dashes.
+    /// </summary>
+    /// <returns>The string representation of the value of this instance with dashes.</returns>
+    string ToStringWithDashes();
+
+    /// <summary>
+    /// Converts the value of this instance to its equivalent string representation without dashes.
+    /// </summary>
+    /// <returns>The string representation of the value of this instance without dashes.</returns>
+    string ToStringWithoutDashes();
 }

src/StrongOf/StrongGuid.cs

@@ -80,7 +80,7 @@ public int CompareTo(object? other)
     /// </summary>
     /// <returns>An empty Guid of the strong type.</returns>
     public static TStrong Empty()
-        => StrongOf<Guid, TStrong>.From(Guid.Empty);
+        => From(Guid.Empty);
 
     /// <summary>
     /// Checks if the Guid is empty.
@@ -94,7 +94,7 @@ public bool IsEmpty()
     /// </summary>
     /// <returns>A new Guid of the strong type.</returns>
     public static TStrong New()
-         => StrongOf<Guid, TStrong>.From(Guid.NewGuid());
+         => From(Guid.NewGuid());
 
     /// <summary>
     /// Tries to parse a Guid from a string and returns a value that indicates whether the operation succeeded.
@@ -106,7 +106,7 @@ public static bool TryParse(ReadOnlySpan<char> content, [NotNullWhen(true)] out
     {
         if (Guid.TryParse(content, out Guid value))
         {
-            strong = StrongOf<Guid, TStrong>.From(value);
+            strong = From(value);
             return true;
         }