Rebuilds the ProcCache, optionally scoped to one feed.
A full refresh returns feeds whose topology merits reload after the feed-index
comparison. Callers performing an explicit proc refresh can ignore that
result and run a global topology sweep; restored startup uses it to stay scoped.
Parameters
OptionalfeedID: number
One feed to force-refresh, or undefined for the full feed index.
Returns Promise<number[]>
IDs whose topology is new, changed, or currently active.
Rebuilds the ProcCache, optionally scoped to one feed.
A full refresh returns feeds whose topology merits reload after the feed-index comparison. Callers performing an explicit
proc refreshcan ignore that result and run a global topology sweep; restored startup uses it to stay scoped.