.NET: Rename workflows projects (#975)

* Renaming Microsoft.Agent.Workflows to Microsoft.Agents.AI.Workflows

* Removing local settings.

* Removing remining old files from merge.

dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowOutputEvent.cs

@@ -0,0 +1,51 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using System;
+
+namespace Microsoft.Agents.AI.Workflows;
+
+/// <summary>
+/// Event triggered when a workflow executor yields output.
+/// </summary>
+public sealed class WorkflowOutputEvent : WorkflowEvent
+{
+    internal WorkflowOutputEvent(object data, string sourceId) : base(data)
+    {
+        this.SourceId = sourceId;
+    }
+
+    /// <summary>
+    /// The unique identifier of the executor that yielded this output.
+    /// </summary>
+    public string SourceId { get; }
+
+    /// <summary>
+    /// Determines whether the underlying data is of the specified type or a derived type.
+    /// </summary>
+    /// <typeparam name="T">The type to compare with the type of the underlying data.</typeparam>
+    /// <returns>true if the underlying data is assignable to type T; otherwise, false.</returns>
+    public bool Is<T>() => this.IsType(typeof(T));
+
+    /// <summary>
+    /// Determines whether the underlying data is of the specified type or a derived type.
+    /// </summary>
+    /// <param name="type">The type to compare with the type of the underlying data.</param>
+    /// <returns>true if the underlying data is assignable to type T; otherwise, false.</returns>
+    public bool IsType(Type type) => this.Data == null
+                                   ? false
+                                   : type.IsAssignableFrom(this.Data.GetType());
+
+    /// <summary>
+    /// Attempts to retrieve the underlying data as the specified type.
+    /// </summary>
+    /// <typeparam name="T">The type to which to cast.</typeparam>
+    /// <returns>The value of Data as to the target type.</returns>
+    public T? As<T>() => this.Data is T value ? value : default;
+
+    /// <summary>
+    /// Attempts to retrieve the underlying data as the specified type.
+    /// </summary>
+    /// <param name="type">The type to which to cast.</param>
+    /// <returns>The value of Data as to the target type.</returns>
+    public object? AsType(Type type) => this.IsType(type) ? this.Data : null;
+}