package auth import "time" type User struct { ID string `json:"id"` Username string `json:"username"` IsAdmin bool `json:"isAdmin"` CreatedAt time.Time `json:"createdAt"` LastLoginAt time.Time `json:"lastLoginAt"` } func DemoUser() User { now := time.Now().UTC() return User{ ID: "user-demo", Username: "demo", IsAdmin: true, CreatedAt: now, LastLoginAt: now, } }