import json

with open("data.json", "r") as f:
    data = json.load(f)

for entry in data:
    assert "id" in entry, f"Missing id in entry {entry}"
    assert "html" in entry, f"Missing html in entry {entry['id']}"
    assert "image_path" in entry, f"Missing image_path in entry {entry['id']}"
print("Dataset validation passed!")