handlePressKey function

function handlePressKey(step: FlowStep): StepResult {
  if (!step.key) {
    return { status: "failed", error: "press-key step missing key" };
  }

  const target = step.selector ? findElement(step) : document.activeElement;
  if (!target) {
    return { status: "failed", error: "No target for key press" };
  }

  target.dispatchEvent(
    new KeyboardEvent("keydown", { key: step.key, bubbles: true }),
  );
  target.dispatchEvent(
    new KeyboardEvent("keyup", { key: step.key, bubbles: true }),
  );

  // Handle Enter on forms
  if (step.key === "Enter" && target instanceof HTMLElement) {
    const form = target.closest("form");
    if (form) {
      form.dispatchEvent(new Event("submit", { bubbles: true }));
    }
  }

  return { status: "success" };
}