added files to prepare app engine deploy

Author: JuliePessoa

app.yaml

@@ -0,0 +1,14 @@
+runtime: nodejs
+env: flex
+service: webchat-server
+
+# This sample incurs costs to run on the App Engine flexible environment.
+# The settings below are to reduce costs during testing and are not appropriate
+# for production use. For more information, see:
+# https://cloud.google.com/appengine/docs/flexible/nodejs/configuring-your-app-with-app-yaml
+manual_scaling:
+  instances: 1
+resources:
+  cpu: 1
+  memory_gb: 0.5
+  disk_size_gb: 10

package.json

@@ -1,8 +1,18 @@
 {
-  "name": "vacwo-server",
-  "version": "1.0.0",
+  "name": "ecis-webchat-server",
+  "version": "0.1.0",
   "main": "index.js",
   "license": "MIT",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/eciis/webchat.git"
+  },
+  "engines": {
+    "node": ">=4.3.2"
+  },
+  "scripts": {
+    "start": "node server.js"
+  },
   "dependencies": {
     "ws": "^6.1.2"
   }

server.js

@@ -107,8 +107,9 @@ class Server {
   }
 }
 
-const port = 8090;
-new Server(8090);
-console.log(`Server listening on ${port}`)
+const port = process.env.PORT || 8090;
+new Server(port);
+console.log(`Server listening on ${port}`);
+
 
 module.exports.Server = Server;