feat(nvsim): full simulator stack — Rust crate, dashboard, server, App Store, Ghost Murmur [ADR-089/090/091/092/093]

Squashed merge of feat/nvsim-pipeline-simulator (29 commits).

## Shipped

- ADR-089 nvsim crate (Accepted) — 50/50 tests, ~4.5 M samples/s, pinned witness cc8de9b01b0ff5bd…
- ADR-092 dashboard implementation (Implemented) — 8/12 §11 gates ✅, 4/12 ⚠ (external infra)
- ADR-093 dashboard gap analysis (Implemented) — 21/21 catalogued gaps closed
- Plus ADR-090 (proposed conditional) and ADR-091 (proposed research-only)

## Live deploy
https://ruvnet.github.io/RuView/nvsim/

## Infra

- nvsim-server Dockerfile + GHCR publish workflow (.github/workflows/nvsim-server-docker.yml)
- axe-core + Playwright cross-browser CI (.github/workflows/dashboard-a11y.yml)
- gh-pages auto-deploy workflow already in place (preserves observatory + pose-fusion siblings)

Co-Authored-By: claude-flow <ruv@ruv.net>

dashboard/package.json

@@ -0,0 +1,30 @@
+{
+  "name": "@ruvnet/nvsim-dashboard",
+  "version": "0.1.0",
+  "description": "Vite + Lit dashboard for the nvsim NV-diamond magnetometer pipeline simulator (ADR-092).",
+  "type": "module",
+  "private": true,
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc --noEmit && vite build",
+    "preview": "vite preview --port 4173",
+    "typecheck": "tsc --noEmit",
+    "test": "vitest run",
+    "test:watch": "vitest",
+    "test:e2e": "playwright test",
+    "test:a11y": "playwright test tests/a11y.spec.ts"
+  },
+  "dependencies": {
+    "@preact/signals-core": "^1.8.0",
+    "lit": "^3.2.1",
+    "workbox-window": "^7.4.0"
+  },
+  "devDependencies": {
+    "@axe-core/playwright": "^4.11.2",
+    "@playwright/test": "^1.59.1",
+    "typescript": "^5.6.3",
+    "vite": "^5.4.10",
+    "vite-plugin-pwa": "^1.2.0",
+    "vitest": "^2.1.4"
+  }
+}