simple-server.js

const http = require('http');
const url = require('url');

const PORT = process.env.PORT || 4000;

const server = http.createServer((req, res) => {
  const parsedUrl = url.parse(req.url, true);
  
  // Set CORS headers
  res.setHeader('Access-Control-Allow-Origin', '*');
  res.setHeader('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS');
  res.setHeader('Access-Control-Allow-Headers', 'Content-Type');
  res.setHeader('Content-Type', 'application/json');
  
  if (req.method === 'OPTIONS') {
    res.writeHead(200);
    res.end();
    return;
  }
  
  if (parsedUrl.pathname === '/health') {
    res.writeHead(200);
    res.end(JSON.stringify({
      status: 'ok',
      message: 'Antagents DB Tool backend is running',
      timestamp: new Date().toISOString()
    }));
  } else if (parsedUrl.pathname === '/api/v1/status') {
    res.writeHead(200);
    res.end(JSON.stringify({
      project: 'Antagents DB Tool',
      version: '0.1.0',
      environment: process.env.NODE_ENV || 'development',
      database: {
        connected: false,
        url: process.env.DATABASE_URL ? 'Configured' : 'Not configured'
      },
      redis: {
        connected: false,
        url: process.env.REDIS_URL ? 'Configured' : 'Not configured'
      }
    }));
  } else {
    res.writeHead(404);
    res.end(JSON.stringify({ error: 'Not Found' }));
  }
});

server.listen(PORT, () => {
  console.log(`
    🚀 Antagents DB Tool Backend Server (Simple)
    =============================================
    Server is running on http://localhost:${PORT}
    Health check: http://localhost:${PORT}/health
    API Status: http://localhost:${PORT}/api/v1/status
    
    Environment: ${process.env.NODE_ENV || 'development'}
    Database: ${process.env.DATABASE_URL ? '✅ Configured' : '❌ Not configured'}
    Redis: ${process.env.REDIS_URL ? '✅ Configured' : '❌ Not configured'}
  `);
});