Naming: LVL_{level}_{body}_{state}.{ext}
States: HAPPY, HAPPY_PETTED, SAD, SAD_PETTED, SICK, SICK_PETTED
Bodies: EGG (lvl 0, shared), CHONKY, SHREDDED
ZIP folders: lvl_0/, lvl_1-9/, lvl_10-19/, … lvl_90-99/, lvl_100/
Total: 138 chumpis (6 egg + 12 newborn + 120 across lvl 10–100)