Update README.md to standardize model path usage and enhance vllm serving...

Update README.md to standardize model path usage and enhance vllm serving command with additional parameters and template details.

README.md

@@ -139,7 +139,8 @@ pip install gradio
     2.1 启动gradio服务，根据提示操作
 
 ```
-python  gradio_openai_vlm_webserver.py --model "/mnt/data/llm-models/llava/llava-1.5-7b-hf" --model-url http://localhost:8000/v1 --host "0.0.0.0" --port 8001
+python  gradio_openai_vlm_webserver.py --model model_path --model-url http://localhost:8000/v1 --host "0.0.0.0" --port 8001"
+
 ```
 
     2.2 更改文件权限
@@ -161,13 +162,14 @@ ssh -L 8000:计算节点IP:8000 -L 8001:计算节点IP:8001 用户名@登录节
 `cd examples`
 
 ```
- vllm serve /mnt/data/llm-models/llava/llava-1.5-7b-hf --chat-template template_llava.jinja --port 8000 --host"0.0.0.0"
+vllm serve model_path  --trust-remote-code --port 8000 --host 0.0.0.0 --allowed-local-media-path xxxx --hf-overrides '{"architectures": ["GLM4VForCausalLM"]}' --chat-template examples/template_chatml.jinja
+
 ```
 
 4.启动gradio服务
 
 ```
-python  gradio_openai_vlm_webserver.py --model "/mnt/data/llm-models/llava/llava-1.5-7b-hf" --model-url http://localhost:8000/v1 --host "0.0.0.0" --port 8001"
+python  gradio_openai_vlm_webserver.py --model model_path --model-url http://localhost:8000/v1 --host "0.0.0.0" --port 8001"
 ```
 
 5.使用对话服务