feat: updated to be compatible with Auth0 SPA which uses the 'Authorization Code Grant using Proof Key for Code Exchange (PKCE)' flow

package.json

@@ -5,6 +5,7 @@
   "main": "app.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
+    "dev": "nodemon ./app.js",
     "start": "node ./app.js"
   },
   "author": "",
@@ -13,6 +14,7 @@
     "base64-url": "^2.2.1",
     "body-parser": "^1.17.1",
     "buffer": "^5.2.1",
+    "cookie-parser": "^1.4.4",
     "cors": "^2.8.3",
     "debug": "^2.6.6",
     "express": "^4.15.2",
@@ -20,6 +22,7 @@
     "jsonwebtoken": "^8.5.1",
     "node-forge": "^0.8.4",
     "node-rsa": "^1.0.5",
+    "nodemon": "^2.0.2",
     "serve-favicon": "^2.4.2"
   }
 }