Update app.py

app.py

@@ -47,9 +47,12 @@ def configure_skidl_libs():
         lib_search_paths[lib_key] = [current_dir]
         logger.info(f"Using dict-based lib_search_paths with key '{lib_key}' and {current_dir}")
 
-    # Set default library to Device
-    set_default_lib('Device')
-    logger.info(f"Configured SKiDL to use Device library from {current_dir}")
+    # Conditionally set default library if set_default_lib exists
+    try:
+        set_default_lib('Device')
+        logger.info("Set default library to Device using set_default_lib")
+    except NameError:
+        logger.info("set_default_lib not available; relying on lib_search_paths for Device library")
 
     # Suppress KiCad warnings by setting dummy environment variables
     os.environ['KICAD_SYMBOL_DIR'] = current_dir
@@ -59,7 +62,7 @@ def configure_skidl_libs():
     logger.info("Set dummy KiCad environment variables to suppress warnings")
 
 def cleanup_old_files():
-    """Clean up temporary files older than 1 hour."""
+    """Clean up temporary files older than  salted
     temp_dir = tempfile.gettempdir()
     for f in os.listdir(temp_dir):
         if f.endswith('.net') and os.path.getmtime(os.path.join(temp_dir, f)) < time.time() - 3600: