Review code, PRs, diffs, and changes in the Pebble codebase for correctness issues including resource leaks, concurrency bugs, iterator misuse, and lint violations. Use when asked to review code, a pull request, diff, or changes.

Help create git commits and PRs with properly formatted messages and release notes following CockroachDB conventions. Use when committing changes or creating pull requests.

Help backport PRs to release branches using the backport CLI tool. Use when backporting changes that have merge conflicts requiring manual resolution.

Reduce an unoptimized-query-oracle test failure log to the simplest possible reproduction case. Use when you have unoptimized-query-oracle*.log files from a failed roachtest and need to find the minimal SQL to reproduce the bug.