M18-Release-Notes.md

@@ -104,6 +104,9 @@ TBD
   - Use x-user-id in createdby and admin field OSDU
   - (SDAPI) Add custom retry at SDManager level
   - (SDUTIL) Implemented checksum upload and validation for cp/stat operations
+- Wellbore DDMS
+  - Support of [work-product-component--WellboreTrajectory:1.2.0](https://community.opengroup.org/osdu/data/data-definitions/-/blob/v0.20.0/Guides/MigrationGuides/M17/WellboreTrajectory.1.1.0.md) & [work-product-component--WellLog:1.3.0](https://community.opengroup.org/osdu/data/data-definitions/-/blob/v0.20.0/Guides/MigrationGuides/M17/WellLog.1.2.0.md) added in [M17](https://community.opengroup.org/osdu/governance/project-management-committee/-/wikis/M17-Release-Notes).
+  - Schema validation mechanism reviewed, WDMS now directly uses JSON schemas to validate records instead of generated object models in order to reduce cost of maintenance and update effort. No breaking change expected.
 
 ### External Data Services (EDS)
 
@@ -185,8 +188,7 @@ TBD
    - Create version file in build pipeline
    - General bug fixes & stability improvement. Refer to [service](https://community.opengroup.org/osdu/platform/domain-data-mgmt-services/seismic/seismic-dms-suite/seismic-store-service/-/wikis/Releases#release-021-m18), [sdapi](https://community.opengroup.org/osdu/platform/domain-data-mgmt-services/seismic/seismic-dms-suite/seismic-store-cpp-lib/-/wikis/Releases#release-021-m18), and [sdutil](https://community.opengroup.org/osdu/platform/domain-data-mgmt-services/seismic/seismic-dms-suite/seismic-store-sdutil/-/wikis/Releases#release-021-m18) for detailed notes
 - `Wellbore DDMS`
-  - TBA
-  - 
+  - None
 
 ### External Data Services (EDS)