- data.flow: units:{measure,default} -> unit:'m3/h'.
- set.water-height -> unit:'m'; set.header-pressure -> unit:'mbar' (matches the
domain setters' expected units; no-unit input passes through unchanged).
- Regenerate wiki topic-contract (Unit column).
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>