chore: Update app.py to set CUDA_HOME environment variable and add CUDA bin directory to PATH

app.py

@@ -1,6 +1,8 @@
 import argparse
 import os
 os.environ['CUDA_HOME'] = '/usr/local/cuda'
+os.environ['PATH'] = os.environ['PATH'] + ':/usr/local/cuda/bin'
+
 from datetime import datetime
 import spaces
 import gradio as gr