small fix to not increase disk size

app.py

@@ -7,7 +7,7 @@ import requests
 import numpy as np
 import numpy.typing as npt
 from dcgan import DCGAN3D_G
-
+import os
 pv.start_xvfb()
 
 def download_checkpoint(url: str, path: str) -> None:
@@ -142,3 +142,6 @@ st.markdown("""
         year={2017}
     }```
     """)
+
+os.remove("slices.html")
+os.remove("mesh.html")