OpenSearch is available from BlueSpice 4.4. Earlier versions of BlueSpice 4 support Elasticsearch.
Installation
Follow the official installation instructions on opensearch.org. Example for Debian:
https://opensearch.org/docs/latest/install-and-configure/install-opensearch/debian/
Plugin installation
You also need the plugin ingest-attachment. Install it as described here:
https://opensearch.org/docs/latest/install-and-configure/plugins/
Next step
If you have completed all steps successfully, you can proceed to the next step "Python".
