feat: manage private device storage (Closes #998)

src/frontend_bundle.py

@@ -27,7 +27,10 @@ FEATURE_SOURCES = {
     ),
     "pull-workflow": ("static/pull-sheet.js", "static/review-sheet.js"),
     "push-notifications": ("static/push-notifications.js",),
-    "device-setup": ("static/install-app.js", "static/mobile-device-setup.js"),
+    "device-setup": (
+        "static/install-app.js", "static/private-device-data.js",
+        "static/device-storage.js", "static/mobile-device-setup.js",
+    ),
     "security-center": ("static/security-center.js",),
     "today-timer": (
         "static/conversation.js", "static/voice-transcript-store.js", "static/voice-conversation-capture.js", "static/mobile-launch.js", "static/mobile-insights.js", "static/mobile-app-shortcuts.js", "static/mobile-plan-today-nav.js", "static/mobile-find-work-nav.js",