Update README.md

simonwoerpel · web-flow · commit f5fbab855afe · 2025-09-01T16:18:20.000+02:00
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+# ARCHIVED
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+For OpenAleph 5 and beyond, use Elasticsearch 9 with this image: https://github.com/openaleph/openaleph-search/pkgs/container/elasticsearch
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 # aleph-elasticsearch
 
 This is a vendored version of ElasticSearch, suitable for use with the main OpenAleph application.
