diff --git a/index.js b/index.js
index 2b95aaa..091fb0f 100644
--- a/index.js
+++ b/index.js
@@ -8,50 +8,61 @@
 // port.on('readable', function () {
 //     console.log('Data:', port.read())
 //   })
-  
+
 //   // Switches the port into "flowing mode"
 //   port.on('data', function (data) {
 //     console.log('Data:', data.toString('UTF8'))
 //   })
 const fs = require('fs');
 const http = require('node:http');
-const { SerialPort } = require('serialport')
-const { ReadlineParser } = require('@serialport/parser-readline')
+const {
+  SerialPort
+} = require('serialport')
+const {
+  ReadlineParser
+} = require('@serialport/parser-readline')
 
-const port = new SerialPort({ path: '/com9', baudRate: 9600 })
+const port = new SerialPort({
+  path: '/com9',
+  baudRate: 9600
+})
 
 var str = "";
 
-const parser = port.pipe(new ReadlineParser({ delimiter: '\r\n' }))
+const parser = port.pipe(new ReadlineParser({
+  delimiter: '\r\n'
+}))
 parser.on('data', (data) => {
-    if (str != data) {
-        console.log(data);
-    }
-    str = data;
+  if (str != data) {
+    console.log(data);
+  }
+  str = data;
 })
 
 
 // Create a local server to receive data from
 const server = http.createServer((req, res) => {
   console.log(req.url);
-if(req.url=='/'){
-    fs.readFile('index.html', (err,data) => {
-      if(err){
+  if (req.url == '/') {
+    fs.readFile('index.html', (err, data) => {
+      if (err) {
         res.writeHead(404, "Not Found");
         res.write("No file found")
         res.end();
       } else {
         res.writeHead(200, {
-          'Content-Type': 'text/html' 
+          'Content-Type': 'text/html'
         })
         res.write(data)
         res.end();
       }
     })
-  } else if(req.url=='/pin'){
-    res.writeHead(200, {'Content-Type': 'application/json'});
+  } else if (req.url == '/pin') {
+    res.writeHead(200, {
+      'Content-Type': 'application/json'
+    });
     res.end(str);
-  } else{
+  } else {
     res.writeHead(404, "Not Found");
     res.end();
   }