add user helpers

src/utils/helpers/userHelpers.js

@@ -0,0 +1,10 @@
+/**
+ * Returns the user with the given email address
+ *
+ * @param {string} email The users email address
+ * @return The users object in mongo or null if not found
+ */
+export async function getUser(email) {
+	const user = await UserModel.find({ email: email });
+	return user;
+}