Add full-width and centered layout preferences across the app shell and workspaces.
Replace page-size selects with dropdowns and add searchable breadcrumb switching.
Move proxy, sentinel, resources, and terminal into the server sidebar
with nested routes and icons; extract navbar status into a shared
status-summary component; add full-width service links and compact
loading support.
Add normalized email identity rate limiting for registration and forgot-password requests, and refresh Sentinel status from restart broadcasts.
Rework server sidebars and navbar for mobile menus and active status visibility.