Add XML docs

YesNt.Interpreter/Attributes/StaticStatementAttribute.cs

@@ -4,9 +4,28 @@ using YesNt.Interpreter.Enums;
 
 namespace YesNt.Interpreter.Attributes;
 
+/// <summary>
+/// Marks a parameterless method as a YesNt static statement handler.
+/// Static statements are invoked once per line before regular statement matching begins,
+/// regardless of whether the line matches any keyword. They are typically used for
+/// pre-processing tasks such as transforming the current line before other statements run.
+/// </summary>
+/// <remarks>
+/// Methods decorated with this attribute must be instance methods on a class that inherits
+/// <see cref="Runtime.StatementRuntimeInformation"/> and must have no parameters.
+/// </remarks>
 [AttributeUsage(AttributeTargets.Method, AllowMultiple = false)]
 public class StaticStatementAttribute : Attribute
 {
+    /// <summary>
+    /// Gets or sets a value indicating whether this handler is still invoked while the interpreter
+    /// is in search mode (scanning for a label or function definition). Defaults to <see langword="false"/>.
+    /// </summary>
     public bool ExecuteInSearchMode { get; set; }
+
+    /// <summary>
+    /// Gets or sets the execution priority relative to other static statements.
+    /// Defaults to <see cref="Priority.Normal"/>.
+    /// </summary>
     public Priority Priority { get; set; } = Priority.Normal;
 }