Update:Auth to use new user model

- Express requests include userNew to start migrating API controllers to new user model

server/Server.js

@@ -89,9 +89,25 @@ class Server {
     this.io = null
   }
 
+  /**
+   * Middleware to check if the current request is authenticated
+   * req.user is set if authenticated to the OLD user object
+   * req.userNew is set if authenticated to the NEW user object
+   *
+   * @param {import('express').Request} req
+   * @param {import('express').Response} res
+   * @param {import('express').NextFunction} next
+   */
   authMiddleware(req, res, next) {
     // ask passportjs if the current request is authenticated
-    this.auth.isAuthenticated(req, res, next)
+    this.auth.isAuthenticated(req, res, () => {
+      if (req.user) {
+        // TODO: req.userNew to become req.user
+        req.userNew = req.user
+        req.user = Database.userModel.getOldUser(req.user)
+      }
+      next()
+    })
   }
 
   cancelLibraryScan(libraryId) {