add bls license

LICENSE

@@ -0,0 +1,61 @@
+License text copyright (c) 2020 MariaDB Corporation Ab, All Rights Reserved.
+“Business Source License” is a trademark of MariaDB Corporation Ab.
+
+Parameters
+
+Licensor:             Ona Systems, Inc.
+Licensed Work:        fhir-tooling. The Licensed Work is (c) 2023 Ona Systems, Inc.
+Additional Use Grant: You may make production use of the Licensed Work,
+                      provided such use does not include offering the Licensed Work
+                      to third parties on a hosted or embedded basis which is
+                      competitive with Ona Systems' products.
+Change Date:          Four years from the date the Licensed Work is published.
+Change License:       MPL 2.0
+
+For information about alternative licensing arrangements for the Licensed Work,
+please contact licensing@ona.io.
+
+Notice
+
+Business Source License 1.1
+
+Terms
+
+The Licensor hereby grants you the right to copy, modify, create derivative
+works, redistribute, and make non-production use of the Licensed Work. The
+Licensor may make an Additional Use Grant, above, permitting limited production use.
+
+Effective on the Change Date, or the fourth anniversary of the first publicly
+available distribution of a specific version of the Licensed Work under this
+License, whichever comes first, the Licensor hereby grants you rights under
+the terms of the Change License, and the rights granted in the paragraph
+above terminate.
+
+If your use of the Licensed Work does not comply with the requirements
+currently in effect as described in this License, you must purchase a
+commercial license from the Licensor, its affiliated entities, or authorized
+resellers, or you must refrain from using the Licensed Work.
+
+All copies of the original and modified Licensed Work, and derivative works
+of the Licensed Work, are subject to this License. This License applies
+separately for each version of the Licensed Work and the Change Date may vary
+for each version of the Licensed Work released by Licensor.
+
+You must conspicuously display this License on each original or modified copy
+of the Licensed Work. If you receive the Licensed Work in original or
+modified form from a third party, the terms and conditions set forth in this
+License apply to your use of that work.
+
+Any use of the Licensed Work in violation of this License will automatically
+terminate your rights under this License for the current and all other
+versions of the Licensed Work.
+
+This License does not grant you any right in any trademark or logo of
+Licensor or its affiliates (provided that you may use a trademark or logo of
+Licensor as expressly required by this License).
+
+TO THE EXTENT PERMITTED BY APPLICABLE LAW, THE LICENSED WORK IS PROVIDED ON
+AN “AS IS” BASIS. LICENSOR HEREBY DISCLAIMS ALL WARRANTIES AND CONDITIONS,
+EXPRESS OR IMPLIED, INCLUDING (WITHOUT LIMITATION) WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT, AND
+TITLE.

README.md

@@ -6,3 +6,7 @@ A repo to hold our FHIR content and configuration creation tools and scripts.
 - [efsity](https://github.com/onaio/fhircore-tooling/tree/main/efsity)
 - [importer](https://github.com/onaio/fhircore-tooling/tree/main/importer)
 - [uploader](https://github.com/onaio/fhircore-tooling/tree/main/uploader)
+
+## License
+
+All code is made source available under the terms in the file LICENSE.