[UPDATE] update deploy_guidance path

README.md

@@ -385,7 +385,7 @@ Currently, it is recommended to run Step3 on the following inference engines:
 * vLLM
 * SGLang
 
-Deployment and Request examples for vLLM and SGLang can be found in the [Model Deployment Guide](deploy_guidance.md).
+Deployment and Request examples for vLLM and SGLang can be found in the [Model Deployment Guide](docs/deploy_guidance.md).
 
 ## Contact Us
 If you have any questions, please reach out at [contact@stepfun.com](mailto:contact@stepfun.com) .