export let users = [
    {username: "pera", password: "pera123", 
    firstname: "Petar", lastname: "Petrovic"},
    {username: "zika", password: "zika123", 
    firstname: "Zika", lastname: "Zikic"},
    {username: "mika", password: "mika123", 
    firstname: "Mika", lastname: "Mikic"}

]