Update main.py

test Hello World2

main.py

@@ -4,7 +4,7 @@ from fasthtml_hf import setup_hf_backup
 app,rt = fast_app()
 
 @rt('/')
-def get(): return Div(P('Hello World!'), hx_get="/change")
+def get(): return Div(P('Hello World2!'), hx_get="/change")
 
 setup_hf_backup(app)