case insensitive header

app.js

@@ -2,6 +2,13 @@ const express = require('express')
 const app = express()
 const port = process.env.PORT || 3000
 
+app.use((req, res, next) => {
+    const forwardedProto = req.header("X-Forwarded-Proto") || req.protocol
+    console.log(`Incoming Protocol: ${forwardedProto}`)
+    forwardedProto === 'https' ? next() : res.redirect(301, 'https://' + req.headers.host + req.url)
+})
+
+
 app.get('/', (req, res) => {
   res.send('Hello World!')
 })
@@ -10,8 +17,3 @@ app.listen(port, () => {
   console.log(`Example app listening at http://localhost:${port}`)
 })
 
-app.use((req, res, next) => {
-    const forwardedProto = req.headers["X-Forwarded-Proto"] || req.protocol
-    console.log(forwardedProto)
-    forwardedProto === 'https' ? next() : res.redirect('https://' + req.headers.host + req.url, 301)
-})