Sheets: delete tab
Input
gid requiredgid of the tab to delete (from sheets_list_tabs)
spreadsheetId requiredSpreadsheet id or any full docs.google.com spreadsheet URL
Output
deletedGid requiredremainingTabs requiredNames of the tabs left after deletion
Sheets: rename tab
Rename one tab of a Google Spreadsheet by gid. Returns the gid and the name as displayed after the rename. If no tab in the spreadsheet has that gid it stops with a clear error instead of renaming a different tab. Waits for the editor's save before resolving; needs edit rights.
Sheets: add tab
Add a tab to a Google Spreadsheet, optionally naming it in the same pass. Returns the new tab's gid and final name. Waits for the editor's save before resolving; needs edit rights.
Sheets: list tabs
List the tabs of a Google Spreadsheet. Returns sheets (name, gid) and the spreadsheet title. gid feeds sheets_read_tab / sheets_write_cells / the edit?gid= URL.