quickstarts/tutorials/workflow/csharp/task-chaining/TaskChaining/Activities/Activity1.cs

using Dapr.Workflow;

namespace TaskChaining.Activities;

internal sealed class Activity1 : WorkflowActivity<string, string>
{
    public override Task<string> RunAsync(WorkflowActivityContext context, string input)
    {
        Console.WriteLine($"{nameof(Activity1)}: Received input: {input}.");
        return Task.FromResult($"{input} is" );
    }
}