chore: import upstream snapshot with attribution

dotnet/samples/Demos/HomeAutomation/Plugins/MyAlarmPlugin.cs

@@ -0,0 +1,20 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using System.ComponentModel;
+using Microsoft.SemanticKernel;
+
+namespace HomeAutomation.Plugins;
+
+/// <summary>
+/// Simple plugin to illustrate creating plugins which have dependencies
+/// that can be resolved through dependency injection.
+/// </summary>
+public class MyAlarmPlugin(MyTimePlugin timePlugin)
+{
+    [KernelFunction, Description("Sets an alarm at the provided time")]
+    public void SetAlarm(string time)
+    {
+        // Code to actually set the alarm using the time plugin would be placed here
+        _ = timePlugin;
+    }
+}

dotnet/samples/Demos/HomeAutomation/Plugins/MyLightPlugin.cs

@@ -0,0 +1,24 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using System.ComponentModel;
+using Microsoft.SemanticKernel;
+
+namespace HomeAutomation.Plugins;
+
+/// <summary>
+/// Class that represents a controllable light.
+/// </summary>
+[Description("Represents a light")]
+public class MyLightPlugin(bool turnedOn = false)
+{
+    private bool _turnedOn = turnedOn;
+
+    [KernelFunction, Description("Returns whether this light is on")]
+    public bool IsTurnedOn() => _turnedOn;
+
+    [KernelFunction, Description("Turn on this light")]
+    public void TurnOn() => _turnedOn = true;
+
+    [KernelFunction, Description("Turn off this light")]
+    public void TurnOff() => _turnedOn = false;
+}

dotnet/samples/Demos/HomeAutomation/Plugins/MyTimePlugin.cs

@@ -0,0 +1,15 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using System.ComponentModel;
+using Microsoft.SemanticKernel;
+
+namespace HomeAutomation.Plugins;
+
+/// <summary>
+/// Simple plugin that just returns the time.
+/// </summary>
+public class MyTimePlugin
+{
+    [KernelFunction, Description("Get the current time")]
+    public DateTimeOffset Time() => DateTimeOffset.Now;
+}