text: const router = require('express').Router();
  const userRoutes = require('./userRoutes');
  const missionRoutes = require('./missionRoutes');
  const dataRoutes = require('./dataRoutes');
  
  
  router.use('/users', userRoutes);
  router.use('/missions', missionRoutes);
  router.use('/data', dataRoutes);
  
  module.exports = router;
  