Add user POST + validation

concord-server/src/controller/userController.ts

@@ -1,4 +1,5 @@
-import { getAllUsersFrom, getUserInformation } from "../services/userService";
+import { getAllUsersFrom, getUserInformation, createUser } from "../services/userService";
+import { CreateUserInput } from "../validators/userValidator";
 
 export async function fetchUserData(id: string) {
   return await getUserInformation(id);
@@ -7,3 +8,7 @@ export async function fetchUserData(id: string) {
 export async function fetchAllUsers(instanceId: string) {
   return await getAllUsersFrom(instanceId);
 }
+
+export async function createNewUser(data: CreateUserInput) {
+  return await createUser(data);
+}