fix(spreadsheet): single-row sheets, workbook titles, XLSB detection - #33

fix(spreadsheet): single-row sheets, workbook titles, XLSB detection#33

chaliy merged 11 commits into

maineverruns/markkit:mainfrom

claude/project-thread-foq2nweverruns/markkit:claude/project-thread-foq2nwCopy head branch name to clipboard