feat(perf): rework elements · autobrr/mkbrr@88c33eb

"fmt" imported and not used

h.files[i].Path undefined (type fileEntry has no field or method Path, but does have field path)

h.piecesLen undefined (type *pieceHasher has no field or method piecesLen)

h.PieceLen undefined (type *pieceHasher has no field or method PieceLen, but does have field pieceLen)

f.files undefined (type *os.File has no field or method files)

invalid operation: lastRead += toRead (mismatched types int and int64)

h.PieceLen undefined (type *pieceHasher has no field or method PieceLen, but does have field pieceLen)

f.files undefined (type *os.File has no field or method files)

h.hashPiece undefined (type *hash.Hash is pointer to interface, not interface)

missing return

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