The custom sensors and node stats this profile contributes.
OptionalmessagesText for the codes this profile introduces, keyed by the page's message key
(state.flushing, event.filter_clog): one string for every locale, or a map
from locale tag to text.
OptionalthemeAn optional theme that tints the dashboard.
How a profile presents itself on the dashboard: its custom elements, an optional theme, and the words for any state or event code it introduces.