Add playlist, video and ad skeleton

backend/app/routes/playlist.routes.js

@@ -0,0 +1,24 @@
+const playlists = require("../controllers/playlist.controller");
+module.exports = app => {
+  let router = require("express").Router();
+
+  // Create a new Playlist
+  router.post("/user/playlist", playlists.create);
+
+  // Retrieve all Playlists
+  router.get("/user/playlists", playlists.findAll);
+
+  // Retrieve a single Playlist with id
+  router.get("/user/playlist/:id", playlists.findOne);
+
+  // Update a Playlist with id
+  router.put("/user/playlist/:id", playlists.update);
+
+  // Delete a Playlist with id
+  router.delete("/user/playlist/:id", playlists.delete);
+
+  // Delete all Playlists
+  router.delete("/user/playlists", playlists.deleteAll);
+
+  app.use('/api', router);
+};