v0.12.0

Changelog

• 15d98ff Add excel_format_range to README
• 7d70e73 Bump up version to 0.11.1
• 1ff4340 Bump up version to 0.12.0
• 9ba9f5a Implments excel_range_format
• db44d54 Improve showing style with OLE
• 8e67a10 Merge pull request #47 from punkpeye/glama-badge
• 167b7c7 Merge pull request #50 from negokaz/fix-show-style
• 9daccca Merge pull request #55 from negokaz/format-range
• 0917536 Merge pull request #56 from negokaz/single-cell-range
• 307a717 Merge pull request #57 from negokaz/fix-read-range-validation
• 0abd19a Simplify range validation in excel_read_sheet
• e89bd27 Support single-cell notation
• 7676914 Use z.Shape instead of z.Schema
• 425c622 add MCP server badge