Added syntax highlighting for the yaml language

Wave/Utilities/MarkdownUtilities.cs

@@ -21,7 +21,8 @@ public static class MarkdownUtilities {
                 Class = "max-w-full"
             })
             .UseColorCode(HtmlFormatterType.Style, StyleDictionary.DefaultDark, [
-                new ShellLanguage()
+                new ShellLanguage(),
+                new YamlLanguage()
             ])
             .DisableHtml()
 		.Build();

Wave/Utilities/SyntaxHighlighting/YamlLanguage.cs

@@ -0,0 +1,33 @@
+using ColorCode;
+
+namespace Wave.Utilities.SyntaxHighlighting;
+
+#nullable disable
+
+public class YamlLanguage : ILanguage {
+	public string Id => "yml";
+	public string FirstLinePattern => null;
+	public string Name => "Yaml";
+	public string CssClassName => "yml";
+
+	public IList<LanguageRule> Rules { get; } = [
+		new LanguageRule(@"(?:\w+):", new Dictionary<int, string> {
+			{0, ColorCode.Common.ScopeName.XmlAttribute}
+		}),
+		new LanguageRule(@"#(?:.*)\b", new Dictionary<int, string> {
+			{0, ColorCode.Common.ScopeName.Comment}
+		}),
+		new LanguageRule("[^\\\\]\"(?:.*?)[^\\\\]\"", new Dictionary<int, string> {
+			{0, ColorCode.Common.ScopeName.String}
+		}),
+		new LanguageRule(@"\-(?:\s\w.+)\b", new Dictionary<int, string> {
+			{0, ColorCode.Common.ScopeName.XmlAttributeValue}
+		})
+	];
+	
+	public bool HasAlias(string lang) {
+		return string.Equals(lang, "yml", StringComparison.CurrentCultureIgnoreCase) ||
+		       string.Equals(lang, "yaml", StringComparison.CurrentCultureIgnoreCase);
+	}
+
+}