updated app.py

app.py

@@ -130,10 +130,10 @@ else:
 gpus = "-".join([i[0] for i in gpu_infos])
 
 
-weight_root = os.getenv("weight_root")
-weight_uvr5_root = os.getenv("weight_uvr5_root")
-index_root = os.getenv("index_root")
-outside_index_root = os.getenv("outside_index_root")
+weight_root = 'weights'
+weight_uvr5_root = 'uvr5_weights'
+index_root = 'indices'
+outside_index_root = './'
 
 names = []
 for name in os.listdir(weight_root):