Contributing code is not the only way of contributing. We value feedback very much and many of the Longhorn features are originated from users’ feedback. If you have any feedbacks, feel free to file an issue and talk to the developers at the CNCF#longhorn slack channel.
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.