apache/solr-operator v0.4.0 on GitHub

Please refer to the documentation for a complete list of upgrade warnings
The Zookeeper Operator dependency has been upgraded to v0.2.12 (#271)
Removed deprecated Solr Operator Helm chart option useZkOperator, use zookeeper-operator.use instead (#286)

A helm chart to template and deploy SolrCloud resources (#112)
Ability to schedule automatic restarts for SolrClouds (#281)
Ability to use HostPath volumes for ephemeral Solr storage (#266)
Customize serviceAccountName for SolrCloud and SolrPrometheusExporter (#264)
Introduced ephemeral option for Zookeeper storage (#259)
Ability to customize probes for PrometheusExporter (#282)
Add a mountedServerTLSDir config option to support a unique certificate per pod mounted dynamically by an external agent or CSI driver (#291)
Ability to terminate TLS at Ingress for SolrCloud (#268)
Ability to schedule automatic restarts for SolrPrometheusExporters (#310)
Ability to specify ZK Config properties for provided Zookeeper Clusters (#290)
Option to watch for updates to the mTLS client certificate used by the operator to call Solr pods (#317)
Configuration options to support an additional client TLS cert in addition to the server certificate (#300)

Default Solr Version upgraded to 8.9, does not affect existing clouds (#285)
Changed Solr Operator base Docker image to reduce vulnerabilities (#294)
Grant access to the /admin/zookeeper/status path to the k8s role in the initial security.json (#289)