SOLR-13136: Create new shards in CONSTRUCTION state so queries don't fail during shard creation - #5017

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Commits on Oct 1, 2026

SOLR-13136: Create new shards in CONSTRUCTION state until replicas exist
nick-boss-tech
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20108a1
SOLR-13136: add testing handoff
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414a20e

Commits on Oct 3, 2026

SOLR-13136: apply buffered updates on the new shard leader, wait for the expected replicas, always activate the shard, index in the test
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ebedb06
SOLR-13136: do not activate a shard whose replicas never became active
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1821bbf

Commits on Oct 4, 2026

SOLR-13136: delete replicas added before a failed shard create; pin the buffered-updates failure policy in a test
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committed
ace667b

Commits on Oct 5, 2026

SOLR-13136: test the first CreateShardCmd cleanup block
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e6f3f18