Added summary to local activity options (#524)

Author: maciejdudko

src/Temporalio/Worker/WorkflowInstance.cs

@@ -2221,7 +2221,15 @@ public override Task<TResult> ScheduleLocalActivityAsync<TResult>(
                             cmd.Attempt = doBackoff.Attempt;
                             cmd.OriginalScheduleTime = doBackoff.OriginalScheduleTime;
                         }
-                        instance.AddCommand(new() { ScheduleLocalActivity = cmd });
+                        var workflowCommand = new WorkflowCommand { ScheduleLocalActivity = cmd };
+                        if (input.Options.Summary is { } summary)
+                        {
+                            workflowCommand.UserMetadata = new()
+                            {
+                                Summary = payloadConverter.ToPayload(summary),
+                            };
+                        }
+                        instance.AddCommand(workflowCommand);
                         return seq;
                     },
                     input.Options.CancellationToken ?? instance.CancellationToken);

src/Temporalio/Workflows/LocalActivityOptions.cs

@@ -72,6 +72,13 @@ public class LocalActivityOptions : ICloneable
         /// </remarks>
         public TimeSpan? LocalRetryThreshold { get; set; }
 
+        /// <summary>
+        /// Gets or sets a single-line fixed summary for this activity that may appear in UI/CLI.
+        /// This can be in single-line Temporal markdown format.
+        /// </summary>
+        /// <remarks>WARNING: This setting is experimental.</remarks>
+        public string? Summary { get; set; }
+
         /// <summary>
         /// Create a shallow copy of these options.
         /// </summary>

tests/Temporalio.Tests/Worker/WorkflowWorkerTests.cs

@@ -6234,6 +6234,13 @@ await Workflow.WaitConditionWithOptionsAsync(new(
                 Summary = "my-activity",
             });
 
+            // Local activity
+            await Workflow.ExecuteLocalActivityAsync(() => DoNothing(), new()
+            {
+                StartToCloseTimeout = TimeSpan.FromSeconds(30),
+                Summary = "my-local-activity",
+            });
+
             // Child
             await Workflow.ExecuteChildWorkflowAsync(
                 (UserMetadataWorkflow wf) => wf.RunAsync(true),
@@ -6269,6 +6276,9 @@ await ExecuteWorkerAsync<UserMetadataWorkflow>(
                     evt.UserMetadata?.Summary?.Data?.ToStringUtf8() == "\"my-wait-condition-timer\"");
                 Assert.Contains(history.Events, evt => evt.ActivityTaskScheduledEventAttributes != null &&
                     evt.UserMetadata?.Summary?.Data?.ToStringUtf8() == "\"my-activity\"");
+                Assert.Contains(history.Events, evt => evt.MarkerRecordedEventAttributes != null &&
+                    evt.MarkerRecordedEventAttributes.MarkerName == "core_local_activity" &&
+                    evt.UserMetadata?.Summary?.Data?.ToStringUtf8() == "\"my-local-activity\"");
                 Assert.Contains(history.Events, evt => evt.StartChildWorkflowExecutionInitiatedEventAttributes != null &&
                     evt.UserMetadata?.Summary?.Data?.ToStringUtf8() == "\"my-child\"" &&
                     evt.UserMetadata?.Details?.Data?.ToStringUtf8() == "\"my-child-details\"");