Feat: Natively support NETIFY environment variables and improve MongoDB detection based on URI presence

backend/routes/auth/usersCreateExternal.js

@@ -57,8 +57,8 @@ async function handleCreateExternalUser(req, res) {
     const siteUuid = (role === 'EXECUTIVE' || role === 'COMPANY_ADMIN')
       ? null
       : req.adminUser.role === 'SUPER_ADMIN'
-        ? (req.body.site_uuid || process.env.BACKONE_SITE_UUID || null)
-        : req.adminUser.site_uuid;
+        ? (req.body.site_uuid || process.env.BACKONE_SITE_UUID || process.env.NETIFY_SITE_UUID)
+        : (req.body.site_uuid || null);
 
     const createdBy = req.adminUser.role === 'SUPER_ADMIN'
       ? (req.body.created_by || req.adminUser.username)