Rename .env.example to .env and implement credentials
Examples:
Level 1:
for (int i = 0; i < Map.DEFAULT_MAP_SIZE; i++) {
pixels[i] = (int) (Math.cos(((double) i / width) * 2 * Math.PI) * 200) + 400;
}Level 4:
for (int i = 0; i < Map.DEFAULT_MAP_SIZE; i++) {
pixels[i] = (int) (2 * Math.cos(((double) i / width) * Math.PI * 5) * 100) + 300;
}