doc: update CHANGELOG.md with v1.2.0

CHANGELOG.md

@@ -24,3 +24,27 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 
 ### Security
+
+## [v1.2.0] - 2024-06-12
+
+### Added
+
+- feat: Design API by @zalborzi in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/5
+- feat: enhance api by @brunopacheco1 in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/6
+- feat: #7 how are ls aai access token passport and visas retrieved via keycloak by @brunopacheco1 in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/8
+- feat: #3 integrate with CKAN by @brunopacheco1 in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/9
+- feat: #3 add retrieve dataset endpoint by @brunopacheco1 in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/10
+- feat: extend api with fields needed for ui by @sulejmank in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/15
+- feat: #4 integrate with Beacon by @brunopacheco1 in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/13
+- 16 gdi dataset discovery service integrate with new endpoints to retrieve label of values by @sulejmank in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/19
+- feat: Make continious deployment possible to azure by @hcvdwerf in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/20
+- feat: #26 add facet query operator by @sulejmank in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/27
+
+### Changed
+- chore: replace private constructors by @brunopacheco1 in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/12
+
+### Fixed
+- fix: handle correctly missing beacon access token and empty beacon re… by @brunopacheco1 in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/14
+- fix: #17 Retrieve Beacon Facets when logged-in by @brunopacheco1 in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/18
+- fix: fix beacon integration by @brunopacheco1 in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/25
+- fix: retrieve multiple datasets from Beacon by @brunopacheco1 in https://github.com/GenomicDataInfrastructure/gdi-userportal-dataset-discovery-service/pull/28