Add dashboard theme settings and contrast tests

docs/COMMAND_REFERENCE.md

@@ -327,7 +327,11 @@ that certificate or replace it with a private/local CA certificate.
 
 The console exposes incidents, alert snapshots, posture findings, event-rule
 metadata, event tail, and dry-run response plans. It remains read-only; response
-commands are displayed for review but not executed from the browser.
+commands are displayed for review but not executed from the browser. Dashboard
+settings are local to the browser and include persistent themes: Console, Paper,
+Contrast, LGBTQ, Trans, Dracula, Solarized Dark, Solarized Light, and Twilight.
+The theme registry and core text/status contrast pairs are covered by the web
+test suite.
 
 Expected use: `enodia-sentinel-web.service`.
 

docs/ROADMAP.md

@@ -97,6 +97,11 @@ Purpose: define a stable single-host product.
 - Add signed release artifacts and checksums.
 - Improve dashboard from alert browser to local console:
   incidents, posture, integrity state, response plans, and watchdog status.
+- ✅ Add a local dashboard Settings menu with persistent themes for dark
+  console, light evidence review, high-contrast operation, LGBTQ, Trans,
+  Dracula, Solarized Dark/Light, and Twilight palettes.
+- ✅ Add dashboard theme contrast/visual smoke checks so readable text and
+  meaningful status colors are preserved across every palette.
 - Keep the dashboard read-only unless a separate authenticated write path is
   designed and reviewed.
 
@@ -232,7 +237,6 @@ Useful ideas that need design before implementation:
 - Support for non-pacman package managers in signed-package verification.
 - Dedicated Debian/RPM packaging.
 - Installer preflight checks and health diagnostics.
-- Rule documentation generated from source defaults.
 
 ## Roadmap Rules