CLASSROOMIO-T-42: Limit subdomain names available to organizations

Co-authored-by: Rotimi Best <rotimiibitoyeemma@gmail.com>

Merge-request: CLASSROOMIO-MR-9
Merged-by: Digdippa Team <digdippa@gmail.com>

src/server.js

@@ -33,9 +33,11 @@ express() // You can also use Express
       session: async (req) => {
         const { user } = await supabase.auth.api.getUserByCookie(req);
         console.log('cookie calling');
+        // console.log('req', req.headers.host);
         return {
           user: JSON.stringify(user),
           config,
+          host: req.headers.host,
         };
       },
     })