review-config-backcompat

name	review-config-backcompat
description	Review Apache Pinot diffs for configuration and backward-compatibility risks. Covers config key renames, SPI signature changes, schema/enum additions, feature-flag defaults, multi-level config override validation, rolling-upgrade safety, REST/JSON/Protobuf field evolution, and segment/DataTable format versioning. Trigger keywords — config key, config rename, SPI, feature flag, enum, schema type, DataTable version, segment version, Protobuf, Thrift, REST endpoint, @Deprecated, mixed-version, rolling upgrade, ZooKeeper schema. Use when this capability is needed.
metadata	{"author":"apache"}

Skill: review-config-backcompat

Procedure: see kb/skills/review-config-backcompat.md. Read it first, then follow it.

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Source: apache/pinot — distributed by TomeVault.