[update]add example

main.py

@@ -230,6 +230,7 @@ def main():
                         "Qwen/Qwen-7B-Chat",
                         "THUDM/chatglm2-6b",
                         "baichuan-inc/Baichuan2-7B-Chat",
+                        "qgyd2021/sft_llama2_stack_exchange"
                     ],
                     value="Qwen/Qwen-7B-Chat",
                     label="model_name",