Refactor: use MaybeCache with count parameter instead of new MaybeCacheMany function

weed/filer/reader_at.go

@@ -258,7 +258,7 @@ func (c *ChunkReadAt) readChunkSliceAt(ctx context.Context, buffer []byte, chunk
 			if nextChunkViews != nil && c.prefetchCount > 0 {
 				// Prefetch multiple chunks ahead for better sequential read throughput
 				// This keeps the network pipeline full with parallel chunk fetches
-				c.readerCache.MaybeCacheMany(nextChunkViews, c.prefetchCount)
+				c.readerCache.MaybeCache(nextChunkViews, c.prefetchCount)
 			}
 		}
 	}

weed/filer/reader_cache.go

@@ -46,14 +46,10 @@ func NewReaderCache(limit int, chunkCache chunk_cache.ChunkCache, lookupFileIdFn
 	}
 }
 
-func (rc *ReaderCache) MaybeCache(chunkViews *Interval[*ChunkView]) {
-	rc.MaybeCacheMany(chunkViews, 1)
-}
-
-// MaybeCacheMany prefetches up to 'count' chunks ahead in parallel.
+// MaybeCache prefetches up to 'count' chunks ahead in parallel.
 // This improves read throughput for sequential reads by keeping the
 // network pipeline full with parallel chunk fetches.
-func (rc *ReaderCache) MaybeCacheMany(chunkViews *Interval[*ChunkView], count int) {
+func (rc *ReaderCache) MaybeCache(chunkViews *Interval[*ChunkView], count int) {
 	if rc.lookupFileIdFn == nil {
 		return
 	}