Draft Fix chunk cache key and metadata retrieval#104

Draft

maxstack wants to merge 7 commits intomainfrom

fix/chunk-cache-offset-and-size

Commits on Apr 10, 2025

Where the requested chunk has an offset/size the cache stores the downloaded byte range under a key that doesn't account for this range.
maxstack
committed

Commits on Apr 11, 2025

Incorporate the request offset and size into the chunk cache key so cache chunks aren't shared between requests of differing byte range.
maxstack
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Commits on Apr 16, 2025

Commits on Apr 17, 2025

Commits on Apr 22, 2025

Replace unwraps with descriptive error messages.
maxstack
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