function removeAllSummaries() {
  const spreadsheet = SpreadsheetApp.getActiveSpreadsheet();
  const allSheets = spreadsheet.getSheets();

  allSheets.forEach(function (sheet) {
    const sheetName = sheet.getName();
    // Check if the sheet name starts with "AutoSummarize AI"
    if (sheetName.startsWith("AutoSummarize AI")) {
      spreadsheet.deleteSheet(sheet)
    }
  });
}
Deletes all of the AutoSummarize AI created sheets 
 i.e. any sheets with prefix of 'AutoSummarize AI'