fix: replace SheetJS dependency with custom XLSX file reader#833

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chrispcampbell wants to merge 11 commits into

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chris/832-xlsx-alternative

Commits on Jun 2, 2026

feat(compile): add cell-address utilities for xlsx replacement
chrispcampbell
committed
feat(compile): add minimal xlsx reader backed by fflate
chrispcampbell
committed
feat(compile): switch xlsx callsites to the in-tree reader
chrispcampbell
committed