Module prefetch 

Prefetch module: pre-loading sequential media segments based on access patterns.

Provides PrefetchStrategy variants and a Prefetcher that warms a backing cache by predicting which keys will be accessed next.

Structs

MemoryCache

Minimal in-memory Cache implementation backed by a Mutex<HashMap>.

Prefetcher

A prefetcher that warms a Cache based on the configured PrefetchStrategy.

Enums

PrefetchStrategy

Strategy controlling which keys the prefetcher will pre-warm.

Traits

Cache

Minimal read/write interface required by the prefetcher.