/**
 * Middleware to handle serving SEO files with correct content types
 */
const seoMiddleware = (req, res, next) => {
    if (req.path === '/sitemap.xml') {
      res.setHeader('Content-Type', 'application/xml');
      res.setHeader('Access-Control-Allow-Origin', '*');
      res.setHeader('Access-Control-Allow-Methods', 'GET, HEAD');
    } 
    else if (req.path === '/robots.txt') {
      res.setHeader('Content-Type', 'text/plain');
      res.setHeader('Access-Control-Allow-Origin', '*');
      res.setHeader('Access-Control-Allow-Methods', 'GET, HEAD');
    }
    
    next();
  };
  
  module.exports = seoMiddleware;