// POST /api/tasks (web) — create an Idle task with a server-generated GUID.
export default defineEventHandler(async (event) => {
  const body = await readBody(event);
  const title = typeof body?.title === "string" ? body.title.trim() : "";
  const listId = body?.listId;
  if (!title || typeof listId !== "string") {
    throw createError({ statusCode: 400, statusMessage: "title and listId are required" });
  }
  const description =
    typeof body?.description === "string" && body.description.trim() ? body.description : null;

  const sql = getSql();
  if (!(await listExists(sql, listId))) {
    throw createError({ statusCode: 404, statusMessage: "list not found" });
  }

  const row = await createWebTask(sql, { listId, title, description });
  setResponseStatus(event, 201);
  return toTaskDto(row);
});