Building out functionality to expose ReplayLogger in workflow context

Signed-off-by: Whit Waldo <whit.waldo@innovian.net>

src/Dapr.Workflow/DaprWorkflowContextExtensions.cs

@@ -0,0 +1,19 @@
+using Microsoft.Extensions.Logging;
+
+namespace Dapr.Workflow;
+
+/// <summary>
+/// Defines convenient overloads for calling context methods.
+/// </summary>
+public static class DaprWorkflowContextExtensions
+{
+    /// <summary>
+    /// Returns an instance of <see cref="ILogger"/> that is replay safe, ensuring the logger logs only
+    /// when the orchestrator is not replaying that line of code.
+    /// </summary>
+    /// <param name="context">The workflow context.</param>
+    /// <param name="logger">An instance of <see cref="ILogger"/>.</param>
+    /// <returns>An instance of a replay-safe <see cref="ILogger"/>.</returns>
+    public static ILogger CreateReplaySafeLogger(this IWorkflowContext context, ILogger logger) =>
+        new ReplaySafeLogger(logger, context);
+}

src/Dapr.Workflow/WorkflowServiceCollectionExtensions.cs

@@ -42,6 +42,8 @@ public static IServiceCollection AddDaprWorkflow(
             serviceCollection.AddHttpClient();
 
             serviceCollection.AddHostedService<WorkflowLoggingService>();
+
+            serviceCollection.TryAddSingleton<ILogger, ReplaySafeLogger>();
             serviceCollection.TryAddSingleton<DaprWorkflowClient>();
             serviceCollection.AddDaprClient();