The comparison clip (the same script for every model)

Written from the prompt (test v1, checks v1). The model never saw them.

• ✓Opens without a page error
• ✓Test hooks present (fish, food, tank)
• ✓Canvas fills the window (at least 1280×720)1920×1080
• ✓Animation is alive (frames keep changing)160 quadros em 3 s; imagem mudou
• ✓Smooth: median frame time under 25 msintervalo mediano 25.0 ms (~40 fps)
• ✓At least 6 fish of at least 2 species8 peixes, espécies ['Angelfish', 'Neon tetra']
• ✓Fish swim (80% move 30 px in 2 s)8 de 8 percorreram 30 px ou mais em 2 s (ids estáveis: True)
• ✓Fish never leave the waternenhum fora da água
• ✓Clicking the water drops food where you clickedração a 0 px do clique em (1536,139)
• ✓Food sinksdesceu 45 px em 1.4 s
• ✓Fish go to the food and eat it4 de 4 comidas por um peixe que chegou nelas em até 20 s
• ✓Fish that ate grew4 de 4 peixes que comeram cresceram
• ✓No uncaught exception during the session
• ✓No console errors
• ✓No network attempts