Fixed ports

client/server.js

@@ -2,8 +2,6 @@ const express = require('express');
 const fallback = require('express-history-api-fallback');
 const compression = require('compression');
 
-const PORT = process.env.$PORT || process.env.PORT || 8080;
-
 const app = express();
 
 app.use(compression());
@@ -12,4 +10,4 @@ app.use(express.static(`${__dirname}/build`));
 
 app.use(fallback(`${__dirname}/build/index.html`));
 
-app.listen(PORT);
+app.listen(process.env.PORT || 8080);