tools overview (tools/*)

This directory contains developer tools used for profiling, benchmarking, and diagnostics.

Current contents:

• tools/bench_alloc.zig – concurrent ingest benchmark with allocator and queue metrics reporting
• tools/bench_sydraql.zig – compiled sydraQL benchmark covering constant reads, scans, grouped aggregates, selector tag reads, and fallback visibility
• tools/bench_cas.zig – CAS lifecycle benchmark covering bundle/create/apply, upgrade/fsck/vacuum, and local clone/fetch/push flows