feat: enrich task record details

apps/api/internal/clients/simulation.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"strings"
+	"time"
 )
 
 type SimulationClient struct{}
@@ -17,10 +18,17 @@ func (c SimulationClient) Run(ctx context.Context, request Request) (Response, e
 	if profile == "fatal_failure" || profile == "non_retryable_failure" {
 		return Response{}, &ClientError{Code: "bad_request", Message: "simulated non-retryable failure", Retryable: false}
 	}
+	responseStartedAt := time.Now()
+	result := simulatedResult(request)
+	responseFinishedAt := time.Now()
 	return Response{
-		Result:   simulatedResult(request),
-		Usage:    simulatedUsage(request),
-		Progress: simulatedProgress(request),
+		Result:             result,
+		RequestID:          requestIDFromResult(result),
+		Usage:              simulatedUsage(request),
+		Progress:           simulatedProgress(request),
+		ResponseStartedAt:  responseStartedAt,
+		ResponseFinishedAt: responseFinishedAt,
+		ResponseDurationMS: responseDurationMS(responseStartedAt, responseFinishedAt),
 	}, nil
 }