Add workflowContext global JS variable

src/core/Elsa.Abstractions/Services/Models/ActivityExecutionContext.cs

@@ -157,6 +157,7 @@ namespace Elsa.Services.Models
         public T? GetOutputFrom<T>(string activityName, Func<T?> defaultValue) => (T?) GetOutputFrom(activityName, defaultValue())!;
         public T? GetOutputFrom<T>(string activityName, T? defaultValue) => (T?) GetOutputFrom(activityName, () => defaultValue)!;
         public void SetWorkflowContext(object? value) => WorkflowExecutionContext.SetWorkflowContext(value);
+        public object? GetWorkflowContext() => WorkflowExecutionContext.GetWorkflowContext();
         public T GetWorkflowContext<T>() => WorkflowExecutionContext.GetWorkflowContext<T>();
 
         public JObject GetActivityData(string activityId)

src/core/Elsa.Abstractions/Services/Models/WorkflowExecutionContext.cs

@@ -203,6 +203,7 @@ namespace Elsa.Services.Models
 
         public T GetOutputFrom<T>(string activityName) => (T) GetOutputFrom(activityName)!;
         public void SetWorkflowContext(object? value) => WorkflowContext = value;
+        public object? GetWorkflowContext() => WorkflowContext;
         public T GetWorkflowContext<T>() => (T) WorkflowContext!;
 
         /// <summary>

src/scripting/Elsa.Scripting.JavaScript/Handlers/ConfigureJavaScriptEngine.cs

@@ -39,6 +39,7 @@ namespace Elsa.Scripting.JavaScript.Handlers
             engine.SetValue("input", activityContext.Input);
             engine.SetValue("correlationId", workflowInstance.CorrelationId);
             engine.SetValue("currentCulture", CultureInfo.InvariantCulture);
+            engine.SetValue("workflowContext", activityContext.GetWorkflowContext());
 
             // NodaTime types.
             RegisterType<Instant>(engine);