Method is_cacheable

src/mgr/MgrMapCache.h:94–96

  }

  bool is_cacheable(std::string_view key) const noexcept {
    return allowed_keys.find(key) != allowed_keys.end();
  }

  bool can_read_cache(std::string_view key) const noexcept {
    return is_enabled() && is_cacheable(key) && exists(key);