Updated to newest node, refactored for heroku

package.json

@@ -2,9 +2,11 @@
   "name": "marketalarm",
   "version": "1.0.0",
   "description": "Market Alarm",
-  "main": "./backend/index.js",
+  "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "start": "node ./index.js",
+    "heroku-postbuild": "cd frontend-react && npm install && npm run build"
   },
   "repository": {
     "type": "git",
@@ -16,10 +18,12 @@
     "node": "11.10.x"
   },
   "dependencies": {
-  },
-  "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
-    "start": "node ./backend/index.js",
-    "heroku-postbuild": "cd frontend-react && npm install && npm run build && cd .. && cd backend && npm install"
+    "2checkout-node": "0.0.1",
+    "@sendgrid/mail": "^6.3.1",
+    "cheerio": "^1.0.0-rc.2",
+    "express": "^4.16.4",
+    "mysql2": "^1.6.4",
+    "node-fetch": "^2.3.0",
+    "sequelize": "^4.42.0"
   }
 }