remove line with number and period

function removeNumberedLines() {
  const doc = DocumentApp.getActiveDocument();
  const body = doc.getBody();
  const paragraphs = body.getParagraphs();

  paragraphs.forEach(paragraph => {
    const text = paragraph.getText();
    // Regular expression to match lines that contain only a number followed by a period
    if (/^\d+\.$/.test(text)) {
      paragraph.removeFromParent();
    }
  });
}