computer: indexes + rolling

crates/brk_computer/src/blocks/time/vecs.rs

@@ -2,12 +2,12 @@ use brk_traversable::Traversable;
 use brk_types::{Date, Height, Timestamp};
 use vecdb::{EagerVec, LazyVecFrom1, PcoVec, Rw, StorageMode};
 
-use crate::internal::ComputedHeightDerivedFirst;
+use crate::internal::EagerIndexes;
 
 /// Timestamp and date metrics for blocks
 #[derive(Traversable)]
 pub struct Vecs<M: StorageMode = Rw> {
     pub date: LazyVecFrom1<Height, Date, Height, Timestamp>,
     pub timestamp_monotonic: M::Stored<EagerVec<PcoVec<Height, Timestamp>>>,
-    pub timestamp: ComputedHeightDerivedFirst<Timestamp>,
+    pub timestamp: EagerIndexes<Timestamp, M>,
 }