CmdPal: Add history to the new run page (#40427)

_⚠️ targets #39955_

This adds history support to the new run page.

* It'll initialize the history with the history from the run dialog, if
there is any.
* Any new commands that are run, or files/dirs that are opened will also
get added to the history
* history will persist across reboots

src/modules/cmdpal/Microsoft.CmdPal.Common/Services/IRunHistoryService.cs

@@ -0,0 +1,27 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Collections.Generic;
+
+namespace Microsoft.CmdPal.Common.Services;
+
+public interface IRunHistoryService
+{
+    /// <summary>
+    /// Gets the run history.
+    /// </summary>
+    /// <returns>A list of run history items.</returns>
+    IReadOnlyList<string> GetRunHistory();
+
+    /// <summary>
+    /// Clears the run history.
+    /// </summary>
+    void ClearRunHistory();
+
+    /// <summary>
+    /// Adds a run history item.
+    /// </summary>
+    /// <param name="item">The run history item to add.</param>
+    void AddRunHistoryItem(string item);
+}