From cfcb90bfe0bfddd205b2f3ccfaffac2fc5076d78 Mon Sep 17 00:00:00 2001
From: Jacob Alber <jaalber@microsoft.com>
Date: Fri, 3 Oct 2025 11:42:04 -0400
Subject: [PATCH] fix: Make CheckpointInfo constructor public (#1156)

In order to be able to restore checkpoints (and even implement ICheckpointStore)
---
 dotnet/src/Microsoft.Agents.AI.Workflows/CheckpointInfo.cs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/CheckpointInfo.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/CheckpointInfo.cs
index 33fd9c8e3a..25b1d8ce82 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/CheckpointInfo.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/CheckpointInfo.cs
@@ -29,8 +29,13 @@ public sealed class CheckpointInfo : IEquatable<CheckpointInfo>
     /// hexadecimal format  and sets the timestamp to the current UTC time.</remarks>
     internal CheckpointInfo(string runId) : this(runId, Guid.NewGuid().ToString("N")) { }
 
+    /// <summary>
+    /// Initializes a new instance of the CheckpointInfo class with the specified run and checkpoint identifiers.
+    /// </summary>
+    /// <param name="runId">The unique identifier for the run. Cannot be null or empty.</param>
+    /// <param name="checkpointId">The unique identifier for the checkpoint. Cannot be null or empty.</param>
     [JsonConstructor]
-    internal CheckpointInfo(string runId, string checkpointId)
+    public CheckpointInfo(string runId, string checkpointId)
     {
         this.RunId = Throw.IfNullOrEmpty(runId);
         this.CheckpointId = Throw.IfNullOrEmpty(checkpointId);