Added Spotify tracking. Fixed filters when none given.

routes/home.js

@@ -1,7 +1,16 @@
+const home = require("../controllers/home");
 const router = require("express").Router();
 
 router.get("/", async (req, res) => {
   res.send("welcome to an empty page.");
 });
 
+router.get("/auth/spotify", (req, res) => {
+  home.authorizeSpotify(req, res);
+});
+
+router.get("/callback", (req, res) => {
+  home.callback(req, res);
+});
+
 module.exports = router;