created the initial model

api/models/users.go

@@ -1,6 +1,11 @@
 package models
 
+import "time"
+
 type UserModel struct {
-	Name string
-	Hash string
-}
+	Id          int
+	Name        string
+	Hash        string
+	CreatedAt   time.Time
+	LastUpdated time.Time
+}