opensearch-project/OpenSearch PR #21903: Filter rule: respect nested scalar-function capabilities when computing viable backends

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  "topic_id": "ai_regulation_and_policy",
  "event_type": "Pull Request",
  "event_time": "2026-05-31T01:27:33Z",
  "title": "opensearch-project/OpenSearch PR #21903: Filter rule: respect nested scalar-function capabilities when computing viable backends",
  "summary": "repository: opensearch-project/OpenSearch\nsignal_type: pull_request\nstate: closed\nmerged_at: 2026-05-31T01:27:33Z\ncomments: 0\n<!-- Thanks for sending a pull request, here are some",
  "contribution": "change point: repository: opensearch-project/OpenSearch\nsignal_type: pull_request\nstate: closed\nmerged_at: 2026-05-31T01:27:33Z\ncomments: 0\n<!-- Thanks for sending a pull request, here are some",
  "impact": "This update may affect teams tracking ai_regulation_and_policy.",
  "maturity": "Unknown",
  "confidence": 0,
  "importance_score": 1,
  "risk_flags": [
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  "evidence_count": 1
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