exampleJsonDataset örnek bir dataset oluşturup uygulamada kullanacağız ic launcher generator https://romannurik.github.io/AndroidAssetStudio/icons-launcher.html#foreground.type=image&foreground.space.trim=1&foreground.space.pad=0&foreColor=rgba(96%2C%20125%2C%20139%2C%200)&backColor=rgb(255%2C%20255%2C%20255)&crop=0&backgroundShape=circle&effects=none&name=ic_launcher_round