Function captureProjectEpoch

app/src/API/Handlers/ProjectHandler.cpp:234–237

* @brief Snapshot of the project epoch before a mutating handler runs. */

 * @brief Snapshot of the project epoch before a mutating handler runs.
 */
[[nodiscard]] static qint64 captureProjectEpoch()
{
  return DataModel::ProjectModel::instance().mutationEpoch();
}

/**
 * @brief Append a stale_project warning when the caller's expectedProjectEpoch is stale.