added GET /user route

src/routes/validate/user.ts

@@ -33,13 +33,14 @@ export default class UserValidate {  // validate input for user
   }
 
   static output (data) {  // validate output from database for needed properties, strip everything else
-    return joi.object({
+    const {value, error} = joi.object({
       _id: joi.any(),
       name: joi.string(),
       email: joi.string(),
       level: joi.string(),
       location: joi.string(),
-      device_name: joi.string()
-    }).validate(data, {stripUnknown: true}).value;
+      device_name: joi.string().allow('')
+    }).validate(data, {stripUnknown: true})
+    return error !== undefined? null : value;
   }
 }