Add configuration for charted's Helm plugin

Author: auguwu

.charted.toml

@@ -12,3 +12,10 @@
 # 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.
+
+[global]
+plugin_version = ">=0.1"
+helm_version = ">=3.15"
+
+[repository."noel/ume"]
+source = "./distribution/helm"