Aggiungi documentazione: requisiti, implementazione, lezioni apprese

server3.js

@@ -0,0 +1,20 @@
+const http = require('http');
+const fs = require('fs');
+const path = require('path');
+
+const PORT = 8095;
+const ROOT = '/home/codex/giochino';
+
+const MIME = { '.html': 'text/html', '.js': 'application/javascript', '.css': 'text/css', '.png': 'image/png' };
+
+const server = http.createServer((req, res) => {
+  let filePath = path.join(ROOT, req.url === '/' ? 'index.html' : req.url);
+  const ext = path.extname(filePath);
+  fs.readFile(filePath, (err, data) => {
+    if (err) { res.writeHead(404); res.end('404'); return; }
+    res.writeHead(200, { 'Content-Type': MIME[ext] || 'text/plain' });
+    res.end(data);
+  });
+});
+
+server.listen(PORT, '0.0.0.0', () => console.log(`Server: http://0.0.0.0:${PORT}/`));