M17-Release-Notes.md

@@ -64,7 +64,9 @@ As with recent milestones, M17 does not contain any in-place schema changes (no
   - Enabled dynamic policy service in API V4 [MR676](https://community.opengroup.org/osdu/platform/domain-data-mgmt-services/seismic/seismic-dms-suite/seismic-store-service/-/merge_requests/676)
   - Added md5 checksums for Azure in C++ Library
 - `Wellbore DDMS`
-  - To add
+  - New CRUD APIs for wellbore interval set:
+    - [OpenAPI Wellbore IntervalSet](https://community.opengroup.org/osdu/platform/domain-data-mgmt-services/wellbore/wellbore-domain-services/-/blob/release/0.20/spec/generated/openapi.json) 
+    - [schema Wellbore IntervalSet 1.0.0](https://community.opengroup.org/osdu/data/data-definitions/-/blob/v0.14.0/Examples/WorkedExamples/Reservoir%20Data/Stratigraphy/README.md#wellboreintervalset)
 - `Reservoir DDMS`
   - To add