Added comment explaining backend behaviour when bceid user guid not f…

…ound.

backend/src/components/user.js

@@ -76,7 +76,8 @@ async function getUserInfo(req, res) {
       return res.status(HttpStatus.OK).json(resData)
     }
   } else {
-    // BCeID user
+    // This is a BCeID user: if the userGuid cannot be found in dyanmics, then dyanmics will check if the userName exists,
+    // if userName exists but has a null userGuid, the system will update the user record with the GUID and return that user profile.
     log.verbose('BCEID User guid: ' + userGuid + ' username: ' + userName)
     userResponse = await getUserProfile(userGuid, userName)
   }