Add personal dashboard flow and per-component website selection

This introduces a user-scoped dashboard with board-style view/edit pages while keeping it unavailable in team context, and moves website targeting to component config so dashboard components can each select their own website.

public/intl/messages/ru-RU.json

@@ -98,7 +98,6 @@
     "download": "Скачать",
     "dropoff": "Высадка",
     "edit": "Изменить",
-    "edit-dashboard": "Редактировать дашборд",
     "edit-member": "Редактировать участника",
     "email": "Электронная почта",
     "enable-share-url": "Разрешить делиться ссылкой",