fix(dashboard): avoid node-only ui imports in browser

tests/hermes_cli/test_dashboard_browser_safe_imports.py

@@ -0,0 +1,15 @@
+"""Static dashboard tests for browser-safe @nous-research/ui imports."""
+from pathlib import Path
+
+
+WEB_SRC = Path(__file__).resolve().parents[2] / "web" / "src"
+
+
+def test_dashboard_does_not_import_nous_ui_root_barrel():
+    offenders = []
+    for path in WEB_SRC.rglob("*.tsx"):
+        content = path.read_text(encoding="utf-8")
+        if 'from "@nous-research/ui"' in content or "from '@nous-research/ui'" in content:
+            offenders.append(str(path.relative_to(WEB_SRC)))
+
+    assert offenders == []