about request handled in server.

server.js

@@ -33,6 +33,19 @@ const server = http.createServer((req, res) => {
             res.end();
         });
     }
+
+    if (req.url === "/about") {
+        res.statusCode = 200;
+        res.setHeader("Content-Type", "text/html");
+        fs.readFile("./pages/about.html", (error, data) => {
+            if (error) {
+                res.writeHead(404);
+                res.write("Error: File not found.");
+            } else {
+                res.write(data);
+            }
+        });
+    }
 });
 
 const port = process.env.port || 9000;