Google Sheets as DB

import { google } from 'googleapis';
const auth = new google.auth.GoogleAuth({
  credentials: {
    client_email: process.env.GOOGLE_CLIENT_EMAIL,
    client_id: process.env.CLIENT_ID,
    private_key: process.env.GOOGLE_SERVICE_PRIVATE_KEY.replace(/\\n/g, '\n'),
  },
  scopes: [
    'https://www.googleapis.com/auth/drive',
    'https://www.googleapis.com/auth/drive.file',
    'https://www.googleapis.com/auth/spreadsheets',
  ],
});

const sheets = google.sheets({
  auth,
  version: 'v4',
});

const response = await sheets.spreadsheets.values.append({
  spreadsheetId: process.env.SPREADSHEET_ID,
  range: 'Sheet1!A2:C',
  valueInputOption: 'USER_ENTERED',
  requestBody: {
    values: [Object.values(fields)],
  },
});