Merge pull request #26 from csabakecskemeti/patch-1

Update gradio-server.mdx

Author: burtenshaw

units/en/unit2/gradio-server.mdx

@@ -165,6 +165,7 @@ textblob
 
 3. Push your code to the Space:
 ```bash
+cp server.py app.py
 git init
 git add app.py requirements.txt
 git commit -m "Initial commit"