Ported server code to nodeJS

server/package.json

@@ -1,10 +1,10 @@
 {
   "name": "tronio-server",
   "version": "2.0.0",
-  "description": "Tron.io server",
-  "main": "index.js",
+  "description": "Tron.io game server",
+  "main": "server.js",
   "scripts": {
-    "start": "node src/index.js",
+    "start": "node src/server.js",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "repository": {
@@ -14,7 +14,8 @@
   "author": "gltron",
   "license": "ISC",
   "dependencies": {
-    "express": "^4.17.1"
+    "express": "^4.17.1",
+    "ws": "^7.3.1"
   },
   "devDependencies": {
     "eslint": "^7.12.1",