Refactor TEMP_DIR assignment to use tempfile.mkdtemp() for creating a temporary directory

app.py

@@ -39,7 +39,7 @@ def process_uploaded_files(files, progress=gr.Progress()):
         progress(0, desc="Starting process...")
 
         # Create a temporary directory for processing
-        TEMP_DIR = "test" #tempfile.mkdtemp()
+        TEMP_DIR = tempfile.mkdtemp()
         try:
             # Copy uploaded files to temp directory
             progress(0.2, desc="Copying uploaded files...")