Update app.py

app.py

@@ -2,3 +2,10 @@ import os
 os.system("chmod +x install.sh")
 os.system("./install.sh")
 os.system("tailscale up")
+import gradio as gr
+
+def greet(name):
+    return "Hello " + name + "!!"
+
+demo = gr.Interface(fn=greet, inputs="text", outputs="text")
+demo.launch()