fix #5749

Former-commit-id: c36c5c61fc022b3f144d4c798ec584c4954b0181

.env.local

@@ -1,9 +1,9 @@
 # Note: actually we do not support .env, just for reference
 # api
-API_HOST=0.0.0.0
-API_PORT=8000
+API_HOST=
+API_PORT=
 API_KEY=
-API_MODEL_NAME=gpt-3.5-turbo
+API_MODEL_NAME=
 FASTAPI_ROOT_PATH=
 # general
 DISABLE_VERSION_CHECK=
@@ -21,13 +21,14 @@ RANK=
 NPROC_PER_NODE=
 # wandb
 WANDB_DISABLED=
-WANDB_PROJECT=huggingface
+WANDB_PROJECT=
 WANDB_API_KEY=
 # gradio ui
-GRADIO_SHARE=False
-GRADIO_SERVER_NAME=0.0.0.0
+GRADIO_SHARE=
+GRADIO_SERVER_NAME=
 GRADIO_SERVER_PORT=
 GRADIO_ROOT_PATH=
+GRADIO_IPV6=
 # setup
 ENABLE_SHORT_CONSOLE=1
 # reserved (do not use)