Update app.py

app.py

@@ -1,6 +1,13 @@
 import gradio as gr
 
-print("Có gì đâu mà xuất")
+def say_hello():
+    return "GPTZero Alternative - AI Content Detector -  <a href='https://zerogpt.cc'>ZeroGPT.CC</a>"
+
+iface = gr.Interface(fn=say_hello, 
+                     inputs=None, 
+                     outputs="text")
+
+iface.launch()
 
 """
 # GPTZero Alternative - AI Content Detector -  ZeroGPT.CC