v0.4.0

• Export spreadsheet pages through Zaniah vector recording and Okab PDF drawing while preserving pagination, formatting, and searchable text.

v0.3.0

• Add range-based whole-number input validation with undo support.
• Add static pivot tables with sum and count aggregation.

v0.2.0

• Add donut, scatter, area, stacked-area, and stacked-bar chart options.

v0.1.0

• Initial release.