Code optimization

Author: Cédric Belin

src/author.cs

@@ -42,7 +42,7 @@ public sealed class Author(string ipAddress) {
 	/// Converts this object into a dictionary.
 	/// </summary>
 	/// <returns>The dictionary corresponding to this object.</returns>
-	internal IDictionary<string, string> ToDictionary() {
+	internal Dictionary<string, string> ToDictionary() {
 		var map = new Dictionary<string, string> { ["user_ip"] = IPAddress.ToString() };
 		if (!string.IsNullOrWhiteSpace(Email)) map["comment_author_email"] = Email;
 		if (!string.IsNullOrWhiteSpace(Name)) map["comment_author"] = Name;

src/blog.cs

@@ -27,7 +27,7 @@ public sealed class Blog(string url) {
 	/// Converts this object into a dictionary.
 	/// </summary>
 	/// <returns>The dictionary corresponding to this object.</returns>
-	internal IDictionary<string, string> ToDictionary() {
+	internal Dictionary<string, string> ToDictionary() {
 		var map = new Dictionary<string, string> { ["blog"] = Url.ToString() };
 		if (Charset is not null) map["blog_charset"] = Charset.WebName;
 		if (Languages.Count != 0) map["blog_lang"] = string.Join(',', Languages);

src/comment.cs

@@ -55,7 +55,7 @@ public sealed class Comment(Author author) {
 	/// Converts this object into a dictionary.
 	/// </summary>
 	/// <returns>The dictionary corresponding to this object.</returns>
-	internal IDictionary<string, string> ToDictionary() {
+	internal Dictionary<string, string> ToDictionary() {
 		var map = Author.ToDictionary();
 		if (!string.IsNullOrWhiteSpace(Content)) map["comment_content"] = Content;
 		// TODO if (Context.Count > 0) map["comment_context"] = string.Join(',', Context);