- Added `Pgoutput::TupleArityError` for relation/tuple column-count mismatches.
- Added a dependency-free parser throughput benchmark for `BinaryParser` and
  cached `RelationTracker` DML processing.
- Added parser support for non-streaming Message (`M`), Origin (`O`), Type (`Y`),
  and Truncate (`T`) messages.
- Added benchmark tuning controls for iterations, warmup, Ractor count, and
  scenario selection.
- Added benchmark relation-cache tuning for comparing the default Hash cache
  with optional `Ratomic::Map`.
- Added generated documentation pages for the glossary and detailed
  `RelationTracker` usage.
- Added optional `Ratomic::Map` relation-cache coverage and benchmark smoke
  paths.
- Added grouped unit, integration, and behavior test layout aligned with the CDC
  component test shape.
- Added explicit BinaryParser coverage for unterminated C strings and negative
  byte lengths.