# Shared library: `ZB.MOM.WW.Theme` **Status: Built + Published + Adopted (`0.2.0`).** The RCL lives at [`scadaproj/ZB.MOM.WW.Theme/`](../../../ZB.MOM.WW.Theme/) — built, tested (44 bUnit tests), and **published to the Gitea NuGet feed**. **Adopted across all three apps on 2026-06-03** — merged to each repo's local default and **pushed to origin (gitea)**, in sync (see [`../GAPS.md`](../GAPS.md)). Realizes [`../spec/SPEC.md`](../spec/SPEC.md). `0.2.0` adds **shared nav-expand persistence**: `NavRailSection` gained a `Key` parameter (emitted as `data-nav-key`, defaulting to a slug of `Title`), a vendored `wwwroot/js/nav-state.js` localStorage enhancer (keyed by `data-nav-key`, prefix `zbnav:`, idempotent), and a new **`ThemeScripts`** component (sibling to `ThemeHead`) that emits the enhancer `